diff --git a/src/App.vue b/src/App.vue
index 2473673..8b442bb 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -3,20 +3,6 @@
     <div class="content">
       <router-view />
     </div>
-    <div class="footer">
-      鱼了个鱼 ©2022 by
-      <a href="https://github.com/liyupi" target="_blank" style="color: #fff">
-        程序员鱼皮
-      </a>
-      |
-      <a
-        href="https://github.com/liyupi/yulegeyu"
-        target="_blank"
-        style="color: #fff"
-      >
-        代码开源
-      </a>
-    </div>
   </div>
 </template>
 <script setup lang="ts"></script>
@@ -27,15 +13,4 @@
   min-height: 100vh;
   background-size: 100% 100%;
 }
-
-.footer {
-  background: rgba(0, 0, 0, 0.6);
-  color: #fff;
-  padding: 12px;
-  text-align: center;
-  position: fixed;
-  bottom: 0;
-  left: 0;
-  right: 0;
-}
 </style>
diff --git a/src/core/game.ts b/src/core/game.ts
index e3f904c..df99183 100644
--- a/src/core/game.ts
+++ b/src/core/game.ts
@@ -24,6 +24,7 @@ const useGame = () => {
   const currSlotNum = ref(0);
 
   // 保存所有块（包括随机块）
+  const allBlocks: BlockType[] = [];
   const blockData: Record<number, BlockType> = {};
 
   // 总块数
@@ -43,6 +44,9 @@ const useGame = () => {
   // 保存整个 "棋盘" 的每个格子状态（下标为格子起始点横纵坐标）
   let chessBoard: ChessBoardUnitType[][] = [];
 
+  // 操作历史（存储点击的块）
+  let opHistory: BlockType[] = [];
+
   /**
    * 初始化指定大小的棋盘
    * @param width
@@ -80,9 +84,12 @@ const useGame = () => {
     console.log("块数单位", blockNumUnit);
 
     // 随机生成的总块数
-    const totalRandomBlockNum = gameConfig.randomBlocks.reduce((pre, curr) => {
-      return pre + curr;
-    }, 0);
+    const totalRandomBlockNum = gameConfig.randomBlocks.reduce(
+      (pre: number, curr: number) => {
+        return pre + curr;
+      },
+      0
+    );
     console.log("随机生成的总块数", totalRandomBlockNum);
 
     // 需要的最小块数
@@ -112,7 +119,6 @@ const useGame = () => {
     const randomAnimalBlocks = _.shuffle(animalBlocks);
 
     // 初始化
-    const allBlocks: BlockType[] = [];
     for (let i = 0; i < totalBlockNum; i++) {
       const newBlock = {
         id: i,
@@ -130,7 +136,7 @@ const useGame = () => {
 
     // 3. 计算随机生成的块
     const randomBlocks: BlockType[][] = [];
-    gameConfig.randomBlocks.forEach((randomBlock, idx) => {
+    gameConfig.randomBlocks.forEach((randomBlock: number, idx: number) => {
       randomBlocks[idx] = [];
       for (let i = 0; i < randomBlock; i++) {
         randomBlocks[idx].push(allBlocks[pos]);
@@ -271,15 +277,15 @@ const useGame = () => {
   /**
    * 点击块事件
    * @param block
-   * @param e
    * @param randomIdx 随机区域下标，>= 0 表示点击的是随机块
+   * @param force 强制移除
    */
-  const doClickBlock = (block: BlockType, e: Event, randomIdx = -1) => {
+  const doClickBlock = (block: BlockType, randomIdx = -1, force = false) => {
     // 已经输了 / 已经被点击 / 有上层块，不能再点击
     if (
       currSlotNum.value >= gameConfig.slotNum ||
       block.status !== 0 ||
-      block.lowerThanBlocks.length > 0
+      (block.lowerThanBlocks.length > 0 && !force)
     ) {
       return;
     }
@@ -293,9 +299,8 @@ const useGame = () => {
         randomBlocksVal.value[randomIdx].length
       );
     } else {
-      // 删除节点
-      // @ts-ignore
-      e.target.remove();
+      // 非随机区才可撤回
+      opHistory.push(block);
       // 移除覆盖关系
       block.higherThanBlocks.forEach((higherThanBlock) => {
         _.remove(higherThanBlock.lowerThanBlocks, (lowerThanBlock) => {
@@ -333,6 +338,8 @@ const useGame = () => {
         slotBlock.status = 2;
         // 已消除块数 +1
         clearBlockNum++;
+        // 清除操作记录，防止撤回
+        opHistory = [];
         return;
       }
       newSlotAreaVal[tempSlotNum++] = slotBlock;
@@ -364,6 +371,93 @@ const useGame = () => {
     gameStatus.value = 1;
   };
 
+  // region 技能
+
+  /**
+   * 洗牌
+   *
+   * @desc 随机重洗所有未被点击的块
+   */
+  const doShuffle = () => {
+    // 遍历所有未消除的块
+    const originBlocks = allBlocks.filter((block) => block.status === 0);
+    const newBlockTypes = _.shuffle(originBlocks.map((block) => block.type));
+    let pos = 0;
+    originBlocks.forEach((block) => {
+      block.type = newBlockTypes[pos++];
+    });
+    levelBlocksVal.value = [...levelBlocksVal.value];
+  };
+
+  /**
+   * 破坏
+   *
+   * @desc 消除一组层级块
+   */
+  const doBroke = () => {
+    // 类型，块列表映射
+    const typeBlockMap: Record<string, BlockType[]> = {};
+    const blocks = levelBlocksVal.value.filter((block) => block.status === 0);
+    // 遍历所有未消除的层级块
+    for (let i = 0; i < blocks.length; i++) {
+      const block = blocks[i];
+      if (!typeBlockMap[block.type]) {
+        typeBlockMap[block.type] = [];
+      }
+      typeBlockMap[block.type].push(block);
+      // 有能消除的一组块
+      if (typeBlockMap[block.type].length >= gameConfig.composeNum) {
+        typeBlockMap[block.type].forEach((clickBlock) => {
+          doClickBlock(clickBlock, -1, true);
+        });
+        console.log("doBroke", typeBlockMap[block.type]);
+        break;
+      }
+    }
+  };
+
+  /**
+   * 撤回
+   *
+   * @desc 后退一步
+   */
+  const doRevert = () => {
+    if (opHistory.length < 1) {
+      return;
+    }
+    opHistory[opHistory.length - 1].status = 0;
+    // @ts-ignore
+    slotAreaVal.value[currSlotNum.value - 1] = null;
+  };
+
+  /**
+   * 移出块
+   */
+  const doRemove = () => {
+    // 移除第一个块
+    const block = slotAreaVal.value[0];
+    if (!block) {
+      return;
+    }
+    // 槽移除块
+    for (let i = 0; i < slotAreaVal.value.length - 1; i++) {
+      slotAreaVal.value[i] = slotAreaVal.value[i - 1];
+    }
+    // @ts-ignore
+    slotAreaVal.value[slotAreaVal.value.length - 1] = null;
+    // 改变新块的坐标
+    block.x = Math.floor(Math.random() * (boxWidthNum - 2));
+    block.y = boxHeightNum - 2;
+    block.status = 0;
+    // 移除的是随机块的元素，移到层级区域
+    if (block.level < 1) {
+      block.level = 10000;
+      levelBlocksVal.value.push(block);
+    }
+  };
+
+  // endregion
+
   return {
     gameStatus,
     levelBlocksVal,
@@ -371,8 +465,14 @@ const useGame = () => {
     slotAreaVal,
     widthUnit,
     heightUnit,
+    currSlotNum,
+    opHistory,
     doClickBlock,
     doStart,
+    doShuffle,
+    doBroke,
+    doRemove,
+    doRevert,
   };
 };
 
diff --git a/src/core/gameConfig.ts b/src/core/gameConfig.ts
index 5c7ded1..c538b46 100644
--- a/src/core/gameConfig.ts
+++ b/src/core/gameConfig.ts
@@ -23,7 +23,7 @@ const animals = [
   "🐂",
 ];
 
-export const defaultGameConfig: GameConfig = {
+export const defaultGameConfig: GameConfigType = {
   // 槽容量
   slotNum: 7,
   // 需要多少个一样块的才能合成
@@ -45,7 +45,7 @@ export const defaultGameConfig: GameConfig = {
 /**
  * 简单难度
  */
-export const easyGameConfig: GameConfig = {
+export const easyGameConfig: GameConfigType = {
   // 槽容量
   slotNum: 7,
   // 需要多少个一样块的才能合成
@@ -67,7 +67,7 @@ export const easyGameConfig: GameConfig = {
 /**
  * 中等难度
  */
-export const middleGameConfig: GameConfig = {
+export const middleGameConfig: GameConfigType = {
   // 槽容量
   slotNum: 7,
   // 需要多少个一样块的才能合成
@@ -89,7 +89,7 @@ export const middleGameConfig: GameConfig = {
 /**
  * 困难难度
  */
-export const hardGameConfig: GameConfig = {
+export const hardGameConfig: GameConfigType = {
   // 槽容量
   slotNum: 7,
   // 需要多少个一样块的才能合成
@@ -111,7 +111,7 @@ export const hardGameConfig: GameConfig = {
 /**
  * 地狱难度
  */
-export const lunaticGameConfig: GameConfig = {
+export const lunaticGameConfig: GameConfigType = {
   // 槽容量
   slotNum: 7,
   // 需要多少个一样块的才能合成
diff --git a/src/core/globalStore.ts b/src/core/globalStore.ts
index 0f4f6d4..e2892cb 100644
--- a/src/core/globalStore.ts
+++ b/src/core/globalStore.ts
@@ -24,10 +24,10 @@ export const useGlobalStore = defineStore("global", {
     },
   },
   actions: {
-    setGameConfig(gameConfig: GameConfig) {
+    setGameConfig(gameConfig: GameConfigType) {
       this.gameConfig = gameConfig;
     },
-    setCustomConfig(customConfig: GameConfig) {
+    setCustomConfig(customConfig: GameConfigType) {
       this.customConfig = customConfig;
     },
     reset() {
diff --git a/src/core/type.d.ts b/src/core/type.d.ts
index feccf2e..a8a6a19 100644
--- a/src/core/type.d.ts
+++ b/src/core/type.d.ts
@@ -24,9 +24,9 @@ interface ChessBoardUnitType {
 }
 
 /**
- * 游戏配置
+ * 游戏配置类型
  */
-interface GameConfig {
+interface GameConfigType {
   // 槽容量
   slotNum: number;
   // 需要多少个一样块的才能合成
@@ -48,3 +48,13 @@ interface GameConfig {
   // 最下层块数最小值（已废弃）
   // minBottomBlockNum: 20,
 }
+
+/**
+ * 技能类型
+ */
+interface SkillType {
+  name: string;
+  desc: string;
+  icon: string;
+  action: function;
+}
diff --git a/src/pages/ConfigPage.vue b/src/pages/ConfigPage.vue
index 115448f..23e11fc 100644
--- a/src/pages/ConfigPage.vue
+++ b/src/pages/ConfigPage.vue
@@ -53,9 +53,9 @@ import { defaultGameConfig } from "../core/gameConfig";
 const formRef = ref<FormInstance>();
 const router = useRouter();
 const { setGameConfig, setCustomConfig } = useGlobalStore();
-const config = reactive<GameConfig>({ ...defaultGameConfig });
+const config = reactive<GameConfigType>({ ...defaultGameConfig });
 
-const handleFinish = (values: GameConfig) => {
+const handleFinish = (values: GameConfigType) => {
   setGameConfig(config);
   setCustomConfig(config);
   router.push("/game");
diff --git a/src/pages/GamePage.vue b/src/pages/GamePage.vue
index f969494..0deac2b 100644
--- a/src/pages/GamePage.vue
+++ b/src/pages/GamePage.vue
@@ -5,25 +5,25 @@
       <!-- 胜利 -->
       <div v-if="gameStatus === 3" style="text-align: center">
         <h2>恭喜，你赢啦！🎉</h2>
-        <img src="../assets/kunkun.png" />
+        <img alt="程序员鱼皮" src="../assets/kunkun.png" />
       </div>
       <!-- 分层选块 -->
-      <div class="level-board">
-        <div
-          v-for="(block, idx) in levelBlocksVal"
-          v-show="gameStatus > 0"
-          :key="idx"
-          class="block level-block"
-          :class="{ disabled: block.lowerThanBlocks.length > 0 }"
-          :data-id="block.id"
-          :style="{
-            zIndex: 100 + block.level,
-            left: block.x * widthUnit + 'px',
-            top: block.y * heightUnit + 'px',
-          }"
-          @click="(e) => doClickBlock(block, e)"
-        >
-          {{ block.type }}
+      <div v-show="gameStatus > 0" class="level-board">
+        <div v-for="(block, idx) in levelBlocksVal" :key="idx">
+          <div
+            v-if="block.status === 0"
+            class="block level-block"
+            :class="{ disabled: block.lowerThanBlocks.length > 0 }"
+            :data-id="block.id"
+            :style="{
+              zIndex: 100 + block.level,
+              left: block.x * widthUnit + 'px',
+              top: block.y * heightUnit + 'px',
+            }"
+            @click="() => doClickBlock(block)"
+          >
+            {{ block.type }}
+          </div>
         </div>
       </div>
       <!-- 随机选块 -->
@@ -35,11 +35,13 @@
         >
           <div
             v-if="randomBlock.length > 0"
+            :data-id="randomBlock[0].id"
             class="block"
-            @click="(e) => doClickBlock(randomBlock[0], e, index)"
+            @click="() => doClickBlock(randomBlock[0], index)"
           >
             {{ randomBlock[0].type }}
           </div>
+          <!-- 隐藏 -->
           <div
             v-for="num in Math.max(randomBlock.length - 1, 0)"
             :key="num"
@@ -57,6 +59,13 @@
           {{ slotBlock?.type }}
         </div>
       </div>
+      <!-- 技能 -->
+      <a-space style="margin-top: 16px">
+        <a-button size="small" @click="doRevert">撤回</a-button>
+        <a-button size="small" @click="doRemove">移出</a-button>
+        <a-button size="small" @click="doShuffle">洗牌</a-button>
+        <a-button size="small" @click="doBroke">破坏</a-button>
+      </a-space>
     </a-row>
   </div>
 </template>
@@ -77,6 +86,10 @@ const {
   heightUnit,
   doClickBlock,
   doStart,
+  doShuffle,
+  doBroke,
+  doRemove,
+  doRevert,
 } = useGame();
 
 /**
diff --git a/src/pages/IndexPage.vue b/src/pages/IndexPage.vue
index 1a14fb2..5f56168 100644
--- a/src/pages/IndexPage.vue
+++ b/src/pages/IndexPage.vue
@@ -39,6 +39,20 @@
         代码完全开源，欢迎 star
       </div>
     </a>
+    <div class="footer">
+      鱼了个鱼 ©2022 by
+      <a href="https://github.com/liyupi" target="_blank" style="color: #fff">
+        程序员鱼皮
+      </a>
+      |
+      <a
+        href="https://github.com/liyupi/yulegeyu"
+        target="_blank"
+        style="color: #fff"
+      >
+        代码开源
+      </a>
+    </div>
   </div>
 </template>
 
@@ -57,7 +71,7 @@ const router = useRouter();
 
 const { setGameConfig } = useGlobalStore();
 
-const toGamePage = (config?: GameConfig) => {
+const toGamePage = (config?: GameConfigType) => {
   if (config) {
     setGameConfig(config);
     router.push("/game");
@@ -71,4 +85,15 @@ const toGamePage = (config?: GameConfig) => {
 #indexPage {
   text-align: center;
 }
+
+.footer {
+  background: rgba(0, 0, 0, 0.6);
+  color: #fff;
+  padding: 12px;
+  text-align: center;
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  right: 0;
+}
 </style>