diff --git a/packages-user/data-state/src/enemy/calculator.test.ts b/packages-user/data-state/src/enemy/calculator.test.ts
new file mode 100644
index 0000000..475f86c
--- /dev/null
+++ b/packages-user/data-state/src/enemy/calculator.test.ts
@@ -0,0 +1,551 @@
+// 测试内置伤害计算器：基础伤害、无敌、魔攻、连击、多段、支援、先攻、破甲、反击、净化、吸血、负伤、固伤、仇恨与临界上界
+import { beforeAll, describe, expect, it, vi } from 'vitest';
+import { type ITileLocator } from '@motajs/common';
+import { type IEnemyAttr, type IHeroAttr } from '@user/data-common';
+import {
+    type IEnemyContext,
+    type IEnemyView,
+    type IReadonlyEnemyHandler
+} from '@user/data-system';
+import {
+    type IEnemy,
+    type IReadonlyHeroAttribute,
+    type ISpecial,
+    type IStateBase
+} from '@user/data-base';
+
+vi.hoisted(() => {
+    vi.stubGlobal('main', { replayChecking: true });
+    vi.stubGlobal('location', { origin: 'http://localhost' });
+    Map.prototype.getOrInsertComputed ??= function <K, V>(
+        this: Map<K, V>,
+        key: K,
+        callback: (key: K) => V
+    ): V {
+        const existing = this.get(key);
+        if (existing !== undefined) return existing;
+        const value = callback(key);
+        this.set(key, value);
+        return value;
+    };
+    Map.prototype.getOrInsert ??= function <K, V>(
+        this: Map<K, V>,
+        key: K,
+        defaultValue: V
+    ): V {
+        const existing = this.get(key);
+        if (existing !== undefined) return existing;
+        this.set(key, defaultValue);
+        return defaultValue;
+    };
+});
+
+interface TestModules {
+    MainDamageCalculator: typeof import('./calculator').MainDamageCalculator;
+    logger: typeof import('@motajs/common').logger;
+}
+
+let modules: TestModules;
+
+beforeAll(async () => {
+    vi.stubGlobal('main', { replayChecking: true });
+    vi.stubGlobal('location', { origin: 'http://localhost' });
+    const calculatorModule = await import('./calculator');
+    const motaModule = await import('@motajs/common');
+    modules = {
+        MainDamageCalculator: calculatorModule.MainDamageCalculator,
+        logger: motaModule.logger
+    };
+});
+
+interface FakeEnemy {
+    /** 可写怪物对象 */
+    enemy: IEnemy<IEnemyAttr>;
+    /** 当前怪物属性，供断言与后续修改 */
+    attrs: IEnemyAttr;
+}
+
+interface FakeEnemyOptions {
+    /** 覆盖的怪物属性 */
+    attrs?: Partial<IEnemyAttr>;
+    /** 怪物特殊属性表，键为代码，值为该特殊属性的数值 */
+    specials?: Map<number, unknown>;
+}
+
+/**
+ * 创建一个只实现计算器所需能力的内联假怪物，特殊属性以代码表驱动
+ * @param options 怪物属性与特殊属性配置
+ */
+function createEnemy(options: FakeEnemyOptions = {}): FakeEnemy {
+    const specials = options.specials ?? new Map<number, unknown>();
+    const attrs: IEnemyAttr = {
+        hp: 20,
+        atk: 8,
+        def: 5,
+        money: 2,
+        exp: 3,
+        point: 1,
+        guard: new Set(),
+        ...options.attrs
+    };
+    const enemy = {
+        id: 'test-enemy',
+        code: 1,
+        getSpecial: (code: number): ISpecial<any> | null =>
+            specials.has(code)
+                ? ({
+                      code,
+                      value: specials.get(code),
+                      deepEqualsTo: () => false
+                  } as ISpecial<any>)
+                : null,
+        hasSpecial: (code: number) => specials.has(code),
+        iterateSpecials: () => [],
+        getAttribute: (key: string) => (attrs as never)[key],
+        cloneAttributes: () => structuredClone(attrs),
+        clone: () => enemy,
+        addSpecial: () => {},
+        deleteSpecial: () => {},
+        setAttribute: (key: string, value: unknown) => {
+            (attrs as never)[key] = value;
+        },
+        addAttribute: (key: string, value: number) => {
+            (attrs as never)[key] += value;
+        },
+        copyFrom: () => {},
+        saveState: () => ({
+            attrs: structuredClone(attrs),
+            specials: new Map()
+        }),
+        loadState: () => {}
+    } as IEnemy<IEnemyAttr>;
+    return { enemy, attrs };
+}
+
+/**
+ * 创建一个只提供基础与最终属性读取的内联假勇士
+ * @param attrs 覆盖的勇士属性
+ */
+function createHero(
+    attrs: Partial<IHeroAttr> = {}
+): IReadonlyHeroAttribute<IHeroAttr> {
+    const values: IHeroAttr = {
+        name: 'hero',
+        hp: 100,
+        hpmax: 100,
+        atk: 20,
+        def: 5,
+        mdef: 0,
+        mana: 0,
+        manamax: 0,
+        money: 0,
+        exp: 0,
+        ...attrs
+    };
+    return {
+        getBaseAttribute: (name: string) => (values as never)[name],
+        getFinalAttribute: (name: string) => (values as never)[name]
+    } as IReadonlyHeroAttribute<IHeroAttr>;
+}
+
+interface FakeStateOptions {
+    /** 十字架数量，未配置表示背包中没有十字架 */
+    cross?: number;
+    /** flag 字段值表 */
+    flags?: Record<string, unknown>;
+}
+
+/**
+ * 创建一个只实现计算器所需状态读取的内联假状态对象
+ * @param options 十字架数量与 flag 字段配置
+ */
+function createState(options: FakeStateOptions = {}): IStateBase {
+    const flags = options.flags ?? {};
+    return {
+        hero: {
+            items: {
+                getItemState: (id: string) =>
+                    id === 'cross' && options.cross !== undefined
+                        ? { count: options.cross }
+                        : null
+            }
+        },
+        flags: {
+            getFieldValueDefaults: (name: string, defaultValue: unknown) =>
+                name in flags ? flags[name] : defaultValue
+        }
+    } as IStateBase;
+}
+
+/**
+ * 创建一个只实现定位符查找的内联假地图上下文
+ * @param resolve 按定位符查找怪物视图的回调
+ */
+function createContext(
+    resolve?: (locator: ITileLocator) => IEnemyView<IEnemyAttr> | null
+): IEnemyContext<IEnemyAttr, IHeroAttr> {
+    return {
+        width: 8,
+        height: 8,
+        getEnemyByLocator: (locator: ITileLocator) =>
+            resolve ? resolve(locator) : null
+    } as IEnemyContext<IEnemyAttr, IHeroAttr>;
+}
+
+/**
+ * 将一个计算后怪物对象包装为只提供该对象读取的假视图
+ * @param computed 计算后怪物对象
+ */
+function createView(
+    computed: IEnemy<IEnemyAttr>
+): IEnemyView<IEnemyAttr> {
+    return {
+        getComputedEnemy: () => computed
+    } as IEnemyView<IEnemyAttr>;
+}
+
+interface HandlerOptions {
+    /** 怪物对象 */
+    enemy: IEnemy<IEnemyAttr>;
+    /** 勇士属性 */
+    hero?: IReadonlyHeroAttribute<IHeroAttr>;
+    /** 状态对象 */
+    state?: IStateBase;
+    /** 地图上下文 */
+    context?: IEnemyContext<IEnemyAttr, IHeroAttr>;
+    /** 怪物定位符 */
+    locator?: ITileLocator;
+}
+
+/**
+ * 组装一个计算器所需的最小只读信息对象
+ * @param options 信息对象各字段
+ */
+function createHandler(
+    options: HandlerOptions
+): IReadonlyEnemyHandler<IEnemyAttr, IHeroAttr> {
+    return {
+        enemy: options.enemy,
+        context: options.context ?? createContext(),
+        locator: options.locator ?? { x: 0, y: 0 },
+        hero: options.hero ?? createHero(),
+        state: options.state ?? createState()
+    } as IReadonlyEnemyHandler<IEnemyAttr, IHeroAttr>;
+}
+
+/**
+ * 创建一个带特殊属性代码表的怪物属性配置
+ * @param entries 特殊属性代码与数值对
+ */
+function specialsOf(entries: Array<[number, unknown]>): Map<number, unknown> {
+    return new Map(entries);
+}
+
+/**
+ * 创建一个计算器实例
+ */
+function createCalculator(): InstanceType<
+    TestModules['MainDamageCalculator']
+> {
+    return new modules.MainDamageCalculator();
+}
+
+describe('MainDamageCalculator base and defeat branches', () => {
+    // 验证无特殊属性时按攻防差计算每轮伤害与回合数
+    it('computes damage and turns from the attack and defense difference', () => {
+        const { enemy } = createEnemy();
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 3, turn: 2 });
+    });
+
+    // 验证勇士无法破防时返回无敌伤害与 0 回合
+    it('returns infinite damage when the hero cannot break the defense', () => {
+        const { enemy } = createEnemy({ attrs: { def: 20 } });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: Infinity, turn: 0 });
+    });
+
+    // 验证无敌怪物在没有十字架时不可战胜，持有十字架后恢复正常计算
+    it('blocks 无敌 without a cross and allows it with one', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[20, undefined]]) });
+        const calculator = createCalculator();
+
+        const blocked = calculator.calculate(createHandler({ enemy }));
+        const allowed = calculator.calculate(
+            createHandler({ enemy, state: createState({ cross: 1 }) })
+        );
+
+        expect(blocked).toEqual({ damage: Infinity, turn: 0 });
+        expect(allowed).toEqual({ damage: 3, turn: 2 });
+    });
+
+    // 验证魔攻怪物的每轮伤害不减免勇士防御
+    it('ignores hero defense for 魔攻', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[2, undefined]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 8, turn: 2 });
+    });
+
+    // 验证 2连击与 3连击分别把每轮伤害乘以 2 和 3
+    it('multiplies enemy damage for 2连击 and 3连击', () => {
+        const calculator = createCalculator();
+        const double = createEnemy({ specials: specialsOf([[4, undefined]]) });
+        const triple = createEnemy({ specials: specialsOf([[5, undefined]]) });
+
+        expect(calculator.calculate(createHandler({ enemy: double.enemy }))).toEqual(
+            { damage: 6, turn: 2 }
+        );
+        expect(calculator.calculate(createHandler({ enemy: triple.enemy }))).toEqual(
+            { damage: 9, turn: 2 }
+        );
+    });
+
+    // 验证多段伤害按特殊属性数值倍乘每轮伤害
+    it('multiplies enemy damage by the 多段 value', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[6, 4]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 12, turn: 2 });
+    });
+});
+
+describe('MainDamageCalculator support and additive branches', () => {
+    // 验证支援怪会递归累加其回合与伤害，且同一支援怪只被计算一次
+    it('adds the guard turn and damage through recursion', () => {
+        const guard = createEnemy();
+        const { enemy } = createEnemy({
+            attrs: { guard: new Set<ITileLocator>([{ x: 1, y: 0 }]) }
+        });
+        const calls: string[] = [];
+        const context = createContext(locator => {
+            calls.push(`${locator.x},${locator.y}`);
+            return locator.x === 1 ? createView(guard.enemy) : null;
+        });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({ enemy, context })
+        );
+
+        expect(info).toEqual({ damage: 12, turn: 4 });
+        expect(calls).toEqual(['1,0']);
+    });
+
+    // 验证同一计算器连续两次顶层计算互不影响，支援标记不会泄漏
+    it('does not leak the in-guard flag across top-level calls', () => {
+        const guard = createEnemy();
+        const { enemy } = createEnemy({
+            attrs: { guard: new Set<ITileLocator>([{ x: 1, y: 0 }]) }
+        });
+        const context = createContext(locator =>
+            locator.x === 1 ? createView(guard.enemy) : null
+        );
+        const calculator = createCalculator();
+        const handler = createHandler({ enemy, context });
+
+        const first = calculator.calculate(handler);
+        const second = calculator.calculate(handler);
+
+        expect(first).toEqual({ damage: 12, turn: 4 });
+        expect(second).toEqual(first);
+    });
+
+    // 验证支援怪不存在时告警 137 并跳过该支援
+    it('warns 137 when a guard locator has no enemy', () => {
+        const { enemy } = createEnemy({
+            attrs: { guard: new Set<ITileLocator>([{ x: 2, y: 0 }]) }
+        });
+        const calculator = createCalculator();
+
+        const result = modules.logger.catch(() =>
+            calculator.calculate(createHandler({ enemy }))
+        );
+
+        expect(result.ret).toEqual({ damage: 3, turn: 2 });
+        expect(result.info.map(item => item.code)).toContain(137);
+    });
+
+    // 验证先攻会额外附加一次每轮伤害
+    it('adds one enemy hit for 先攻', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[1, undefined]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 6, turn: 2 });
+    });
+
+    // 验证破甲按比例附加勇士防御作为伤害
+    it('adds a share of hero defense for 破甲', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[7, 100]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 8, turn: 2 });
+    });
+
+    // 验证伤害最终向下取整
+    it('floors the final damage value', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[7, 33]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 4, turn: 2 });
+    });
+
+    // 验证反击按比例把勇士攻击附加到每轮伤害
+    it('adds a share of hero attack for 反击', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[8, 50]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(createHandler({ enemy }));
+
+        expect(info).toEqual({ damage: 13, turn: 2 });
+    });
+
+    // 验证净化按倍数附加勇士魔防，且随后的减伤仍扣除一次魔防
+    it('adds hero mdef for 净化 and then subtracts it once', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[9, 2]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({ enemy, hero: createHero({ mdef: 3 }) })
+        );
+
+        expect(info).toEqual({ damage: 6, turn: 2 });
+    });
+});
+
+describe('MainDamageCalculator vampire and bypass branches', () => {
+    // 验证吸血按勇士生命上限比例附加伤害，不回复自身时不改变怪物血量
+    it('adds vampire damage without healing the enemy by default', () => {
+        const { enemy } = createEnemy({
+            specials: specialsOf([[11, { vampire: 10, add: false }]])
+        });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({ enemy, hero: createHero({ hp: 200 }) })
+        );
+
+        expect(info).toEqual({ damage: 23, turn: 2 });
+    });
+
+    // 验证开启回复后吸血数值加到怪物血量上并延长回合数
+    it('adds vampire damage to the enemy health when add is true', () => {
+        const { enemy } = createEnemy({
+            specials: specialsOf([[11, { vampire: 10, add: true }]])
+        });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({ enemy, hero: createHero({ hp: 200 }) })
+        );
+
+        expect(info).toEqual({ damage: 26, turn: 3 });
+    });
+
+    // 验证未开启负伤时负伤害被夹到 0
+    it('clamps negative damage to zero when negative damage is disabled', () => {
+        const { enemy } = createEnemy({ attrs: { atk: 0 } });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({ enemy, hero: createHero({ mdef: 5 }) })
+        );
+
+        expect(info).toEqual({ damage: 0, turn: 2 });
+    });
+
+    // 验证开启负伤后负伤害被保留
+    it('keeps negative damage when negative damage is enabled', () => {
+        const { enemy } = createEnemy({ attrs: { atk: 0 } });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({
+                enemy,
+                hero: createHero({ mdef: 5 }),
+                state: createState({ flags: { enableNegativeDamage: true } })
+            })
+        );
+
+        expect(info).toEqual({ damage: -5, turn: 2 });
+    });
+
+    // 验证固伤在扣除魔防之后附加，不受魔防影响
+    it('adds 固伤 after the mdef subtraction', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[22, 7]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({ enemy, hero: createHero({ mdef: 2 }) })
+        );
+
+        expect(info).toEqual({ damage: 8, turn: 2 });
+    });
+
+    // 验证仇恨按 flag 字段值附加伤害且不受魔防影响
+    it('adds the hatred flag value for 仇恨', () => {
+        const { enemy } = createEnemy({ specials: specialsOf([[17, undefined]]) });
+        const calculator = createCalculator();
+
+        const info = calculator.calculate(
+            createHandler({
+                enemy,
+                hero: createHero({ mdef: 2 }),
+                state: createState({ flags: { hatred: 5 } })
+            })
+        );
+
+        expect(info).toEqual({ damage: 6, turn: 2 });
+    });
+});
+
+describe('MainDamageCalculator critical limit', () => {
+    // 验证攻击临界上界为怪物防御加生命，坚固怪物则为无穷
+    it('returns def plus hp for atk, and Infinity for 坚固', () => {
+        const normal = createEnemy();
+        const solid = createEnemy({ specials: specialsOf([[3, undefined]]) });
+        const calculator = createCalculator();
+
+        expect(
+            calculator.getCriticalLimit(
+                createHandler({ enemy: normal.enemy }),
+                'atk'
+            )
+        ).toBe(25);
+        expect(
+            calculator.getCriticalLimit(
+                createHandler({ enemy: solid.enemy }),
+                'atk'
+            )
+        ).toBe(Infinity);
+    });
+
+    // 验证非攻击属性直接返回勇士对应最终属性
+    it('returns the hero final attribute for other attributes', () => {
+        const { enemy } = createEnemy();
+        const calculator = createCalculator();
+
+        const limit = calculator.getCriticalLimit(
+            createHandler({ enemy, hero: createHero({ def: 7 }) }),
+            'def'
+        );
+
+        expect(limit).toBe(7);
+    });
+});
diff --git a/packages-user/data-state/src/enemy/comparer.test.ts b/packages-user/data-state/src/enemy/comparer.test.ts
new file mode 100644
index 0000000..8f4211b
--- /dev/null
+++ b/packages-user/data-state/src/enemy/comparer.test.ts
@@ -0,0 +1,153 @@
+// 测试怪物比较器：基础属性全部一致且特殊属性集合深比较相等时判定为相同
+import { beforeAll, describe, expect, it, vi } from 'vitest';
+import { type IEnemyAttr } from '@user/data-common';
+import { type IReadonlyEnemy, type ISpecial } from '@user/data-base';
+
+vi.hoisted(() => {
+    vi.stubGlobal('main', { replayChecking: true });
+    vi.stubGlobal('location', { origin: 'http://localhost' });
+    Map.prototype.getOrInsertComputed ??= function <K, V>(
+        this: Map<K, V>,
+        key: K,
+        callback: (key: K) => V
+    ): V {
+        const existing = this.get(key);
+        if (existing !== undefined) return existing;
+        const value = callback(key);
+        this.set(key, value);
+        return value;
+    };
+    Map.prototype.getOrInsert ??= function <K, V>(
+        this: Map<K, V>,
+        key: K,
+        defaultValue: V
+    ): V {
+        const existing = this.get(key);
+        if (existing !== undefined) return existing;
+        this.set(key, defaultValue);
+        return defaultValue;
+    };
+});
+
+interface TestModules {
+    MainEnemyComparer: typeof import('./comparer').MainEnemyComparer;
+}
+
+let modules: TestModules;
+
+beforeAll(async () => {
+    vi.stubGlobal('main', { replayChecking: true });
+    vi.stubGlobal('location', { origin: 'http://localhost' });
+    const comparerModule = await import('./comparer');
+    modules = {
+        MainEnemyComparer: comparerModule.MainEnemyComparer
+    };
+});
+
+/**
+ * 创建一个按代码与数值做深比较的内联假特殊属性
+ * @param code 特殊属性代码
+ * @param value 特殊属性数值
+ */
+function createSpecial(code: number, value: unknown): ISpecial<any> {
+    return {
+        code,
+        value,
+        deepEqualsTo: (other: ISpecial<any>) =>
+            other.code === code &&
+            JSON.stringify(other.value) === JSON.stringify(value)
+    } as never;
+}
+
+/**
+ * 创建一个只实现比较器所需读取能力的内联假怪物
+ * @param attrs 覆盖的怪物属性
+ * @param specials 怪物拥有的特殊属性列表
+ */
+function createEnemy(
+    attrs: Partial<IEnemyAttr> = {},
+    specials: ISpecial<any>[] = []
+): IReadonlyEnemy<IEnemyAttr> {
+    const values: IEnemyAttr = {
+        hp: 20,
+        atk: 8,
+        def: 5,
+        money: 2,
+        exp: 3,
+        point: 1,
+        guard: new Set(),
+        ...attrs
+    };
+    return {
+        id: 'test-enemy',
+        code: 1,
+        getSpecial: (code: number) =>
+            specials.find(special => special.code === code) ?? null,
+        hasSpecial: (code: number) =>
+            specials.some(special => special.code === code),
+        iterateSpecials: () => specials,
+        getAttribute: (key: string) => (values as never)[key],
+        cloneAttributes: () => structuredClone(values),
+        clone: () => createEnemy(attrs, specials)
+    } as never;
+}
+
+describe('MainEnemyComparer', () => {
+    // 验证基础属性与特殊属性都一致时判定为相同
+    it('returns true for identical attributes and specials', () => {
+        const comparer = new modules.MainEnemyComparer();
+        const enemyA = createEnemy({}, [createSpecial(6, 3)]);
+        const enemyB = createEnemy({}, [createSpecial(6, 3)]);
+
+        expect(comparer.compare(enemyA, enemyB)).toBe(true);
+    });
+
+    // 验证任一基础属性不同都会判定为不同
+    it('returns false when any base attribute differs', () => {
+        const comparer = new modules.MainEnemyComparer();
+        const base = createEnemy();
+        const cases: Array<[keyof IEnemyAttr, number]> = [
+            ['hp', 21],
+            ['atk', 9],
+            ['def', 6],
+            ['money', 3],
+            ['exp', 4],
+            ['point', 2]
+        ];
+
+        for (const [key, value] of cases) {
+            const other = createEnemy({ [key]: value });
+            expect(comparer.compare(base, other)).toBe(false);
+        }
+    });
+
+    // 验证特殊属性数量不同时判定为不同
+    it('returns false when the special counts differ', () => {
+        const comparer = new modules.MainEnemyComparer();
+        const enemyA = createEnemy({}, [createSpecial(6, 3)]);
+        const enemyB = createEnemy({}, [
+            createSpecial(6, 3),
+            createSpecial(7, 0)
+        ]);
+
+        expect(comparer.compare(enemyA, enemyB)).toBe(false);
+    });
+
+    // 验证特殊属性代码集合不同时判定为不同
+    it('returns false when the special codes differ', () => {
+        const comparer = new modules.MainEnemyComparer();
+        const enemyA = createEnemy({}, [createSpecial(6, 3)]);
+        const enemyB = createEnemy({}, [createSpecial(7, 3)]);
+
+        expect(comparer.compare(enemyA, enemyB)).toBe(false);
+    });
+
+    // 验证同代码特殊属性数值不同时判定为不同
+    it('returns false when a special deep comparison fails', () => {
+        const comparer = new modules.MainEnemyComparer();
+        const enemyA = createEnemy({}, [createSpecial(6, 3)]);
+        const enemyB = createEnemy({}, [createSpecial(6, 5)]);
+
+        expect(comparer.compare(enemyA, enemyB)).toBe(false);
+    });
+});
diff --git a/packages-user/data-state/src/enemy/final.test.ts b/packages-user/data-state/src/enemy/final.test.ts
new file mode 100644
index 0000000..b390526
--- /dev/null
+++ b/packages-user/data-state/src/enemy/final.test.ts
@@ -0,0 +1,188 @@
+// 测试怪物最终效果：坚固把防御提升到勇士攻击减一、模仿复制勇士攻防、无相关特殊属性时保持不变
+import { beforeAll, describe, expect, it, vi } from 'vitest';
+import { type IEnemyAttr, type IHeroAttr } from '@user/data-common';
+import { type IEnemyHandler } from '@user/data-system';
+import {
+    type IEnemy,
+    type IReadonlyHeroAttribute
+} from '@user/data-base';
+
+vi.hoisted(() => {
+    vi.stubGlobal('main', { replayChecking: true });
+    vi.stubGlobal('location', { origin: 'http://localhost' });
+    Map.prototype.getOrInsertComputed ??= function <K, V>(
+        this: Map<K, V>,
+        key: K,
+        callback: (key: K) => V
+    ): V {
+        const existing = this.get(key);
+        if (existing !== undefined) return existing;
+        const value = callback(key);
+        this.set(key, value);
+        return value;
+    };
+    Map.prototype.getOrInsert ??= function <K, V>(
+        this: Map<K, V>,
+        key: K,
+        defaultValue: V
+    ): V {
+        const existing = this.get(key);
+        if (existing !== undefined) return existing;
+        this.set(key, defaultValue);
+        return defaultValue;
+    };
+});
+
+interface TestModules {
+    MainEnemyFinalEffect: typeof import('./final').MainEnemyFinalEffect;
+}
+
+let modules: TestModules;
+
+beforeAll(async () => {
+    vi.stubGlobal('main', { replayChecking: true });
+    vi.stubGlobal('location', { origin: 'http://localhost' });
+    const finalModule = await import('./final');
+    modules = {
+        MainEnemyFinalEffect: finalModule.MainEnemyFinalEffect
+    };
+});
+
+interface FakeEnemy {
+    /** 可写怪物对象 */
+    enemy: IEnemy<IEnemyAttr>;
+    /** 当前怪物属性，供断言使用 */
+    attrs: IEnemyAttr;
+}
+
+/**
+ * 创建一个只实现最终效果所需能力的内联假怪物
+ * @param attrs 覆盖的怪物属性
+ * @param specials 怪物拥有的特殊属性代码
+ */
+function createEnemy(
+    attrs: Partial<IEnemyAttr> = {},
+    specials: number[] = []
+): FakeEnemy {
+    const values: IEnemyAttr = {
+        hp: 20,
+        atk: 8,
+        def: 5,
+        money: 2,
+        exp: 3,
+        point: 1,
+        guard: new Set(),
+        ...attrs
+    };
+    const enemy = {
+        id: 'test-enemy',
+        code: 1,
+        getSpecial: () => null,
+        hasSpecial: (code: number) => specials.includes(code),
+        iterateSpecials: () => [],
+        getAttribute: (key: string) => (values as never)[key],
+        cloneAttributes: () => structuredClone(values),
+        clone: () => enemy,
+        addSpecial: () => {},
+        deleteSpecial: () => {},
+        setAttribute: (key: string, value: unknown) => {
+            (values as never)[key] = value;
+        },
+        addAttribute: (key: string, value: number) => {
+            (values as never)[key] += value;
+        },
+        copyFrom: () => {},
+        saveState: () => ({ attrs: structuredClone(values), specials: new Map() }),
+        loadState: () => {}
+    } as never;
+    return { enemy, attrs: values };
+}
+
+/**
+ * 创建一个只提供最终属性读取的内联假勇士
+ * @param attrs 覆盖的勇士属性
+ */
+function createHero(
+    attrs: Partial<IHeroAttr> = {}
+): IReadonlyHeroAttribute<IHeroAttr> {
+    const values: IHeroAttr = {
+        name: 'hero',
+        hp: 100,
+        hpmax: 100,
+        atk: 20,
+        def: 7,
+        mdef: 0,
+        mana: 0,
+        manamax: 0,
+        money: 0,
+        exp: 0,
+        ...attrs
+    };
+    return {
+        getBaseAttribute: (name: string) => (values as never)[name],
+        getFinalAttribute: (name: string) => (values as never)[name]
+    } as never;
+}
+
+/**
+ * 组装一个最终效果所需的最小信息对象
+ * @param enemy 怪物对象
+ * @param hero 勇士属性对象
+ */
+function createHandler(
+    enemy: IEnemy<IEnemyAttr>,
+    hero: IReadonlyHeroAttribute<IHeroAttr> = createHero()
+): IEnemyHandler<IEnemyAttr, IHeroAttr> {
+    return { enemy, hero } as never;
+}
+
+describe('MainEnemyFinalEffect', () => {
+    // 验证最终效果的优先级为 0
+    it('reports priority 0', () => {
+        const effect = new modules.MainEnemyFinalEffect();
+
+        expect(effect.priority).toBe(0);
+    });
+
+    // 验证坚固把低于勇士攻击减一的防御提升到该值
+    it('raises defense to hero attack minus one for 坚固', () => {
+        const { enemy, attrs } = createEnemy({ def: 5 }, [3]);
+        const effect = new modules.MainEnemyFinalEffect();
+
+        effect.apply(createHandler(enemy));
+
+        expect(attrs.def).toBe(19);
+    });
+
+    // 验证坚固不会降低已高于勇士攻击减一的防御
+    it('keeps a defense already above hero attack minus one for 坚固', () => {
+        const { enemy, attrs } = createEnemy({ def: 25 }, [3]);
+        const effect = new modules.MainEnemyFinalEffect();
+
+        effect.apply(createHandler(enemy));
+
+        expect(attrs.def).toBe(25);
+    });
+
+    // 验证模仿把怪物的攻击与防御改成勇士的最终攻击与防御
+    it('copies hero attack and defense for 模仿', () => {
+        const { enemy, attrs } = createEnemy({ atk: 3, def: 3 }, [10]);
+        const effect = new modules.MainEnemyFinalEffect();
+
+        effect.apply(createHandler(enemy));
+
+        expect(attrs.atk).toBe(20);
+        expect(attrs.def).toBe(7);
+    });
+
+    // 验证没有相关特殊属性时怪物的攻击与防御保持不变
+    it('leaves enemies without the effect specials untouched', () => {
+        const { enemy, attrs } = createEnemy({ atk: 3, def: 3 }, [1, 2]);
+        const effect = new modules.MainEnemyFinalEffect();
+
+        effect.apply(createHandler(enemy));
+
+        expect(attrs.atk).toBe(3);
+        expect(attrs.def).toBe(3);
+    });
+});