diff --git a/src/core/fx/portal.ts b/src/core/fx/portal.ts
index 54ca5d3..1a78e19 100644
--- a/src/core/fx/portal.ts
+++ b/src/core/fx/portal.ts
@@ -39,24 +39,24 @@ let ctx: CanvasRenderingContext2D;
 let particleSetting: MotaSettingItem;
 
 let lastTime = 0;
-Mota.require('var', 'loading').once('coreInit', () => {
-    canvas = MotaCanvas2D.for('@portal');
-    ctx = canvas.ctx;
-    canvas.mount();
-    canvas.css(`z-index: 51`);
-    canvas.withGameScale(true);
-    canvas.pos(0, 0);
-    canvas.size(480, 480);
-    canvas.on('resize', () => {
-        canvas.css(`z-index: 51`);
-    });
-    particleSetting = mainSetting.getSetting('fx.portalParticle')!;
-    ticker.add(tickPortal);
-});
+// Mota.require('var', 'loading').once('coreInit', () => {
+//     canvas = MotaCanvas2D.for('@portal');
+//     ctx = canvas.ctx;
+//     canvas.mount();
+//     canvas.css(`z-index: 51`);
+//     canvas.withGameScale(true);
+//     canvas.pos(0, 0);
+//     canvas.size(480, 480);
+//     canvas.on('resize', () => {
+//         canvas.css(`z-index: 51`);
+//     });
+//     particleSetting = mainSetting.getSetting('fx.portalParticle')!;
+//     ticker.add(tickPortal);
+// });
 
-Mota.require('var', 'hook').on('changingFloor', id => {
-    drawPortals(id);
-});
+// Mota.require('var', 'hook').on('changingFloor', id => {
+//     drawPortals(id);
+// });
 
 let needDraw = false;
 function tickPortal(time: number) {
diff --git a/src/core/render/index.ts b/src/core/render/index.ts
index 3582955..aa061f6 100644
--- a/src/core/render/index.ts
+++ b/src/core/render/index.ts
@@ -7,6 +7,7 @@ import { MotaRenderer } from './render';
 import { LayerShadowExtends } from '../fx/shadow';
 import { LayerGroupFilter } from '@/plugin/fx/gameCanvas';
 import { LayerGroupAnimate } from './preset/animate';
+import { LayerGroupPortal } from '@/plugin/fx/portal';
 
 let main: MotaRenderer;
 
@@ -33,9 +34,11 @@ Mota.require('var', 'loading').once('loaded', () => {
     const shadow = new LayerShadowExtends();
     const filter = new LayerGroupFilter();
     const animate = new LayerGroupAnimate();
+    const portal = new LayerGroupPortal();
     layer.extends(damage);
     layer.extends(detail);
     layer.extends(filter);
+    layer.extends(portal);
     layer.getLayer('event')?.extends(hero);
     layer.getLayer('event')?.extends(door);
     layer.getLayer('event')?.extends(shadow);
diff --git a/src/core/render/sprite.ts b/src/core/render/sprite.ts
index e7b0936..ceafd9d 100644
--- a/src/core/render/sprite.ts
+++ b/src/core/render/sprite.ts
@@ -16,7 +16,7 @@ export class Sprite<E extends ESpriteEvent = ESpriteEvent> extends RenderItem<
 
     /**
      * 创建一个精灵，可以自由在上面渲染内容
-     * @param type 渲染模式，absolute表示绝对位置，static表示跟随摄像机移动，只对顶层元素有效
+     * @param type 渲染模式，absolute表示绝对位置，不会跟随自身的Transform改变
      * @param cache 是否启用缓存机制
      */
     constructor(type: RenderItemPosition = 'static', cache: boolean = true) {
diff --git a/src/game/mechanism/misc.ts b/src/game/mechanism/misc.ts
index d31a610..7ea2e0c 100644
--- a/src/game/mechanism/misc.ts
+++ b/src/game/mechanism/misc.ts
@@ -81,7 +81,7 @@ export namespace BluePalace {
 
     // ---------- 传送门部分
 
-    interface Portal {
+    export interface Portal {
         fx: number;
         fy: number;
         dir: Dir;
diff --git a/src/plugin/fx/portal.ts b/src/plugin/fx/portal.ts
new file mode 100644
index 0000000..f9500d6
--- /dev/null
+++ b/src/plugin/fx/portal.ts
@@ -0,0 +1,296 @@
+import { logger } from '@/core/common/logger';
+import { MotaOffscreenCanvas2D } from '@/core/fx/canvas2d';
+import { mainSetting, MotaSettingItem } from '@/core/main/setting';
+import { LayerGroupFloorBinder } from '@/core/render/preset/floor';
+import {
+    ILayerGroupRenderExtends,
+    LayerGroup
+} from '@/core/render/preset/layer';
+import { Sprite } from '@/core/render/sprite';
+import type { BluePalace } from '@/game/mechanism/misc';
+
+/** 最大粒子数 */
+const MAX_PARTICLES = 10;
+/** 粒子持续时长 */
+const PARTICLE_LAST = 2000;
+/** 粒子产生间隔 */
+const PARTICLE_INTERVAL = PARTICLE_LAST / MAX_PARTICLES;
+
+export class LayerGroupPortal implements ILayerGroupRenderExtends {
+    id: string = 'portal';
+
+    group!: LayerGroup;
+    binder!: LayerGroupFloorBinder;
+    portal!: Portal;
+
+    private onFloorChange = (floor: FloorIds) => {
+        const data = Mota.require('module', 'Mechanism').BluePalace.portals;
+        this.portal.cellSize = this.group.cellSize;
+        this.portal.setData(data[floor] ?? []);
+    };
+
+    private listen() {
+        this.binder.on('floorChange', this.onFloorChange);
+    }
+
+    awake(group: LayerGroup): void {
+        this.group = group;
+        const ex = group.getExtends('floor-binder');
+        if (ex instanceof LayerGroupFloorBinder) {
+            this.binder = ex;
+            this.portal = new Portal();
+            this.portal.setHD(true);
+            this.portal.size(group.width, group.height);
+            group.getLayer('event')?.appendChild(this.portal);
+            this.listen();
+        } else {
+            logger.error(
+                1301,
+                `Portal extends need 'floor-binder' extends as dependency.`
+            );
+            group.removeExtends('portal');
+        }
+    }
+
+    onDestroy(group: LayerGroup): void {
+        this.binder.off('floorChange', this.onFloorChange);
+    }
+}
+
+interface DrawingPortal {
+    color: string;
+    x: number;
+    y: number;
+    particles: Set<PortalParticle>;
+    /** v表示竖向，h表示横向 */
+    type: 'v' | 'h';
+    /** 上一次新增粒子的时间 */
+    lastParticle: number;
+}
+
+interface PortalParticle {
+    fx: number;
+    fy: number;
+    totalTime: number;
+    time: number;
+    tx: number;
+    ty: number;
+    r: number;
+}
+
+export class Portal extends Sprite {
+    static colors: string[] = ['#0f0', '#ff0', '#0ff', '#fff', '#f0f'];
+
+    cellSize: number = 32;
+    /** 当前的渲染数据 */
+    private renderData: BluePalace.Portal[] = [];
+    /** 渲染内容 */
+    private renderable: Set<DrawingPortal> = new Set();
+
+    /** 粒子开关设置 */
+    private particleSetting: MotaSettingItem;
+    /** 上一帧时刻 */
+    private lastTime: number = 0;
+
+    private delegation: number;
+
+    constructor() {
+        super('static', false);
+
+        this.particleSetting = mainSetting.getSetting('fx.portalParticle')!;
+
+        this.delegation = this.delegateTicker(() => {
+            if (this.particleSetting.value) this.update(this);
+        });
+
+        this.setRenderFn((canvas, transform) => {
+            // console.time();
+            this.renderPortal(canvas);
+            // console.timeEnd();
+        });
+    }
+
+    /**
+     * 设置渲染内容
+     */
+    setData(data: BluePalace.Portal[]) {
+        this.renderData = data;
+        this.generateRenderable();
+        this.update(this);
+    }
+
+    private generateRenderable() {
+        this.renderable.clear();
+        if (this.renderData.length === 0) return;
+        const colorLength = Portal.colors.length;
+        const cell = this.cellSize;
+        this.renderData.forEach((v, i) => {
+            const c = Portal.colors[i % colorLength];
+            const { fx, fy, tx, ty, dir, toDir } = v;
+
+            let x1 = fx * cell;
+            let y1 = fy * cell;
+            let x2 = tx * cell;
+            let y2 = ty * cell;
+
+            if (dir === 'down') y1 += cell;
+            else if (dir === 'right') x1 += cell;
+
+            if (toDir === 'down') y2 += cell;
+            else if (toDir === 'right') x2 += cell;
+
+            this.renderable.add({
+                x: x1,
+                y: y1,
+                type: dir === 'left' || dir === 'right' ? 'v' : 'h',
+                color: c,
+                particles: new Set(),
+                lastParticle: Date.now()
+            });
+
+            this.renderable.add({
+                x: x2,
+                y: y2,
+                type: toDir === 'left' || toDir === 'right' ? 'v' : 'h',
+                color: c,
+                particles: new Set(),
+                lastParticle: Date.now()
+            });
+        });
+    }
+
+    private renderPortal(canvas: MotaOffscreenCanvas2D) {
+        const { ctx } = canvas;
+
+        const p = this.particleSetting.value;
+        ctx.lineCap = 'round';
+        ctx.lineWidth = 3;
+        ctx.shadowOffsetX = 0;
+        ctx.shadowOffsetY = 0;
+        if (p) {
+            ctx.shadowBlur = 8;
+        } else {
+            ctx.shadowBlur = 0;
+        }
+
+        const time = Date.now();
+        const dt = time - this.lastTime;
+        this.lastTime = time;
+        this.renderable.forEach(v => {
+            const { color, x, y, type, lastParticle, particles } = v;
+
+            ctx.strokeStyle = color;
+            ctx.fillStyle = color;
+            ctx.globalAlpha = 1;
+            ctx.shadowColor = color;
+            if (type === 'v') {
+                ctx.beginPath();
+                ctx.moveTo(x, y - 14);
+                ctx.lineTo(x, y + 30);
+                ctx.stroke();
+            } else {
+                ctx.beginPath();
+                ctx.moveTo(x + 2, y);
+                ctx.lineTo(x + 30, y);
+                ctx.stroke();
+            }
+
+            if (!p) return;
+
+            const needDelete = new Set<PortalParticle>();
+            particles.forEach(v => {
+                const { fx, fy, tx, ty, time: t, totalTime, r } = v;
+                const progress = t / totalTime;
+                const nx = (tx - fx) * progress + fx;
+                const ny = (ty - fy) * progress + fy;
+                v.time += dt;
+
+                if (progress > 1) {
+                    needDelete.add(v);
+                    return;
+                } else if (progress > 0.75) {
+                    ctx.globalAlpha = (1 - progress) * 4;
+                } else if (progress < 0.25) {
+                    ctx.globalAlpha = progress * 4;
+                } else {
+                    ctx.globalAlpha = 1;
+                }
+
+                ctx.beginPath();
+                ctx.arc(nx, ny, r, 0, Math.PI * 2);
+                ctx.closePath();
+                ctx.fill();
+            });
+            needDelete.forEach(v => {
+                particles.delete(v);
+            });
+            if (
+                time - lastParticle >= PARTICLE_INTERVAL &&
+                particles.size < MAX_PARTICLES
+            ) {
+                // 添加新粒子
+                const direction = Math.random();
+                const k = Math.random() / 2 - 0.3;
+                const verticle = Math.floor(Math.random() * 8 + 8);
+                const r = Math.random() * 2;
+                v.lastParticle = time;
+                if (direction > 0.5) {
+                    // 左边 | 上边
+                    if (type === 'h') {
+                        const fx = Math.floor(Math.random() * 24 + x + 4);
+                        particles.add({
+                            fx: fx,
+                            fy: y - 1,
+                            tx: verticle * k + fx + 4,
+                            ty: -verticle + y - 1,
+                            r: r,
+                            time: 0,
+                            totalTime: PARTICLE_LAST
+                        });
+                    } else {
+                        const fy = Math.floor(Math.random() * 44 + y - 14);
+                        particles.add({
+                            fy: fy,
+                            fx: x - 1,
+                            ty: verticle * k + fy + 4,
+                            tx: -verticle + x - 1,
+                            r: r,
+                            time: 0,
+                            totalTime: PARTICLE_LAST
+                        });
+                    }
+                } else {
+                    // 右边 | 下边
+                    if (type === 'h') {
+                        const fx = Math.floor(Math.random() * 24 + x + 4);
+                        particles.add({
+                            fx: fx,
+                            fy: y + 1,
+                            tx: verticle * k + fx + 4,
+                            ty: verticle + y - 1,
+                            r: r,
+                            time: 0,
+                            totalTime: PARTICLE_LAST
+                        });
+                    } else {
+                        const fy = Math.floor(Math.random() * 44 + y - 14);
+                        particles.add({
+                            fy: fy,
+                            fx: x + 1,
+                            ty: verticle * k + fy + 4,
+                            tx: verticle + x + 1,
+                            r: r,
+                            time: 0,
+                            totalTime: PARTICLE_LAST
+                        });
+                    }
+                }
+            }
+        });
+    }
+
+    destroy(): void {
+        super.destroy();
+        this.removeTicker(this.delegation);
+    }
+}
diff --git a/src/plugin/game/fallback.ts b/src/plugin/game/fallback.ts
index c2f0ce4..aa47462 100644
--- a/src/plugin/game/fallback.ts
+++ b/src/plugin/game/fallback.ts
@@ -448,23 +448,6 @@ export function init() {
             adapters.animate?.global('drawHeroAnimate', name).then(() => {
                 callback?.();
             });
-
-            // 开始绘制
-            // var animate = core.material.animates[name];
-            // animate.se = animate.se || {};
-            // if (typeof animate.se == 'string') animate.se = { 1: animate.se };
-
-            // var id = setTimeout(null);
-            // core.status.animateObjs.push({
-            //     name: name,
-            //     id: id,
-            //     animate: animate,
-            //     hero: true,
-            //     index: 0,
-            //     callback: callback
-            // });
-
-            // return id;
         };
     });