diff --git a/README.md b/README.md
index 000eea4..4be9627 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,14 @@
   - 選定先攻後，該方的先攻方框會直接顯示打勾
   - 第一分後 `設定隊伍` 會改成 `上一步`
   - 支援上下交換兩隊位置、左右交換隊內站位
+  - 三連勝以上會顯示連勝稱號動畫
+    - `3` 連勝：`大殺特殺`
+    - `4` 連勝：`暴走`
+    - `5` 連勝：`無人能擋`
+    - `6` 連勝：`主宰比賽`
+    - `7` 連勝：`像神一般的`
+    - `8` 連勝：`成為傳說`
+  - 達到目標分數獲勝時，會跳出獲勝動畫特效
 - 歷史戰績頁
   - 直接從資料庫 `history` 表讀取列表
   - 點擊任一筆可開啟得分紀錄彈窗
diff --git a/src/App.css b/src/App.css
index 8b00cac..aa9faab 100644
--- a/src/App.css
+++ b/src/App.css
@@ -436,6 +436,139 @@
   align-items: start;
 }
 
+.streak-banner {
+  position: fixed;
+  left: 50%;
+  top: 18%;
+  z-index: 85;
+  display: grid;
+  justify-items: center;
+  gap: 6px;
+  min-width: min(88vw, 420px);
+  padding: 18px 28px;
+  border-radius: 28px;
+  color: #fff8e8;
+  background:
+    radial-gradient(circle at top, rgba(255, 219, 112, 0.38), transparent 46%),
+    linear-gradient(135deg, rgba(143, 25, 26, 0.96), rgba(248, 128, 45, 0.92));
+  box-shadow:
+    0 24px 48px rgba(8, 47, 73, 0.32),
+    inset 0 0 0 1px rgba(255, 238, 194, 0.24);
+  transform: translate(-50%, 0);
+  pointer-events: none;
+  animation: streak-banner-burst 1.8s ease forwards;
+}
+
+.streak-banner-count {
+  font-size: 0.96rem;
+  letter-spacing: 0.18em;
+  text-transform: uppercase;
+  color: rgba(255, 244, 214, 0.86);
+}
+
+.streak-banner strong {
+  font-size: clamp(2rem, 7vw, 3.6rem);
+  line-height: 1;
+  text-shadow:
+    0 2px 0 rgba(101, 14, 10, 0.28),
+    0 0 22px rgba(255, 226, 154, 0.24);
+}
+
+.streak-banner small {
+  font-size: 1rem;
+  color: rgba(255, 248, 232, 0.92);
+}
+
+.victory-banner {
+  position: fixed;
+  left: 50%;
+  top: 22%;
+  z-index: 86;
+  display: grid;
+  justify-items: center;
+  gap: 6px;
+  min-width: min(90vw, 460px);
+  padding: 22px 30px;
+  border-radius: 30px;
+  color: #4a2e1d;
+  background:
+    radial-gradient(circle at top, rgba(255, 255, 255, 0.34), transparent 40%),
+    linear-gradient(135deg, rgba(255, 243, 196, 0.98), rgba(255, 199, 92, 0.94));
+  box-shadow:
+    0 30px 56px rgba(8, 47, 73, 0.28),
+    0 0 0 6px rgba(255, 243, 211, 0.16),
+    inset 0 0 0 1px rgba(196, 134, 32, 0.34);
+  transform: translate(-50%, 0);
+  pointer-events: none;
+  animation: victory-banner-burst 2.2s ease forwards;
+}
+
+.victory-banner-kicker {
+  font-size: 0.9rem;
+  letter-spacing: 0.18em;
+  text-transform: uppercase;
+  color: rgba(101, 67, 22, 0.82);
+}
+
+.victory-banner strong {
+  font-size: clamp(2.2rem, 8vw, 4rem);
+  line-height: 1;
+  text-shadow:
+    0 2px 0 rgba(255, 255, 255, 0.4),
+    0 0 22px rgba(255, 242, 176, 0.34);
+}
+
+.victory-banner small,
+.victory-banner em {
+  font-size: 1rem;
+  font-style: normal;
+  color: rgba(74, 46, 29, 0.9);
+}
+
+@keyframes streak-banner-burst {
+  0% {
+    opacity: 0;
+    transform: translate(-50%, 12px) scale(0.88);
+  }
+
+  15% {
+    opacity: 1;
+    transform: translate(-50%, 0) scale(1.04);
+  }
+
+  70% {
+    opacity: 1;
+    transform: translate(-50%, 0) scale(1);
+  }
+
+  100% {
+    opacity: 0;
+    transform: translate(-50%, -12px) scale(0.96);
+  }
+}
+
+@keyframes victory-banner-burst {
+  0% {
+    opacity: 0;
+    transform: translate(-50%, 18px) scale(0.84);
+  }
+
+  14% {
+    opacity: 1;
+    transform: translate(-50%, 0) scale(1.06);
+  }
+
+  68% {
+    opacity: 1;
+    transform: translate(-50%, 0) scale(1);
+  }
+
+  100% {
+    opacity: 0;
+    transform: translate(-50%, -18px) scale(0.96);
+  }
+}
+
 .scoreboard-court {
   display: grid;
   gap: 14px;
@@ -1514,6 +1647,37 @@
     border-radius: 16px;
   }
 
+  .streak-banner {
+    top: 12%;
+    min-width: min(92vw, 360px);
+    padding: 14px 18px;
+    border-radius: 22px;
+  }
+
+  .streak-banner strong {
+    font-size: clamp(1.6rem, 8vw, 2.4rem);
+  }
+
+  .streak-banner small {
+    font-size: 0.88rem;
+  }
+
+  .victory-banner {
+    top: 14%;
+    min-width: min(92vw, 360px);
+    padding: 16px 18px;
+    border-radius: 22px;
+  }
+
+  .victory-banner strong {
+    font-size: clamp(1.8rem, 9vw, 2.8rem);
+  }
+
+  .victory-banner small,
+  .victory-banner em {
+    font-size: 0.88rem;
+  }
+
   .scoreboard-team-head {
     grid-template-columns: minmax(0, 1fr) 54px;
     gap: 6px;
diff --git a/src/App.tsx b/src/App.tsx
index 885075b..0da5e30 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -57,6 +57,29 @@ type SettlementState = {
   uploading: boolean
 }
 
+type StreakAnnouncement = {
+  count: number
+  key: number
+  teamName: string
+  title: string
+}
+
+type VictoryAnnouncement = {
+  key: number
+  scoreLabel: string
+  teamName: string
+  title: string
+}
+
+const STREAK_TITLES: Record<number, string> = {
+  3: '大殺特殺',
+  4: '暴走',
+  5: '無人能擋',
+  6: '主宰比賽',
+  7: '像神一般的',
+  8: '成為傳說',
+}
+
 function App() {
   const location = useLocation()
   const isScoreboardRoute = location.pathname === '/scoreboard'
@@ -90,6 +113,8 @@ function App() {
     open: false,
     uploading: false,
   })
+  const [streakAnnouncement, setStreakAnnouncement] = useState<StreakAnnouncement | null>(null)
+  const [victoryAnnouncement, setVictoryAnnouncement] = useState<VictoryAnnouncement | null>(null)
 
   const parsedAreaA = useMemo(() => parseRoster(areaAInput), [areaAInput])
   const parsedAreaB = useMemo(() => parseRoster(areaBInput), [areaBInput])
@@ -125,10 +150,36 @@ function App() {
     return () => window.clearTimeout(timer)
   }, [loadMessage, loadStatus])
 
+  useEffect(() => {
+    if (!streakAnnouncement) {
+      return
+    }
+
+    const timer = window.setTimeout(() => {
+      setStreakAnnouncement(null)
+    }, 1800)
+
+    return () => window.clearTimeout(timer)
+  }, [streakAnnouncement])
+
+  useEffect(() => {
+    if (!victoryAnnouncement) {
+      return
+    }
+
+    const timer = window.setTimeout(() => {
+      setVictoryAnnouncement(null)
+    }, 2200)
+
+    return () => window.clearTimeout(timer)
+  }, [victoryAnnouncement])
+
   const resetScoring = (nextState: ScoreState = initialScoreState) => {
     setScoreState(nextState)
     setScoreHistory([])
     setPointLog([])
+    setStreakAnnouncement(null)
+    setVictoryAnnouncement(null)
     setSettlement({
       error: '',
       open: false,
@@ -294,6 +345,8 @@ function App() {
     const winner: 0 | 1 = side === 'left' ? 0 : 1
     const previousPoint = pointLog.at(-1)
     const winCount = previousPoint?.winner === winner ? previousPoint.winCount + 1 : 0
+    const streakCount = winCount + 1
+    const streakTitle = STREAK_TITLES[streakCount]
 
     const nextPointLog = [
       ...pointLog,
@@ -323,6 +376,28 @@ function App() {
     setScoreHistory((current) => [...current, { pointLog, scoreState }])
     setPointLog(nextPointLog)
     setScoreState(nextScoreState)
+
+    if (streakTitle) {
+      setStreakAnnouncement({
+        count: streakCount,
+        key: Date.now(),
+        teamName: side === 'left' ? getTeamDisplayName(leftTeam) : getTeamDisplayName(rightTeam),
+        title: streakTitle,
+      })
+    }
+
+    const reachedTarget =
+      nextScoreState.scoreLeft >= nextScoreState.targetScore ||
+      nextScoreState.scoreRight >= nextScoreState.targetScore
+
+    if (reachedTarget) {
+      setVictoryAnnouncement({
+        key: Date.now() + 1,
+        scoreLabel: `${nextScoreState.scoreLeft} : ${nextScoreState.scoreRight}`,
+        teamName: side === 'left' ? getTeamDisplayName(leftTeam) : getTeamDisplayName(rightTeam),
+        title: '拿下勝利',
+      })
+    }
   }
 
   const undoLastPoint = () => {
@@ -335,6 +410,8 @@ function App() {
     setScoreHistory((current) => current.slice(0, -1))
     setPointLog(previous.pointLog)
     setScoreState(previous.scoreState)
+    setStreakAnnouncement(null)
+    setVictoryAnnouncement(null)
   }
 
   const openSettlementDialog = () => {
@@ -506,6 +583,8 @@ function App() {
               rightTeam={rightTeam}
               scoreState={scoreState}
               selectedGroup={selectedGroup}
+              streakAnnouncement={streakAnnouncement}
+              victoryAnnouncement={victoryAnnouncement}
               targetDate={targetDate}
               onApplyMatchup={applyMatchup}
               onCloseFinishDialog={closeSettlementDialog}
diff --git a/src/pages/ScoreboardPage.tsx b/src/pages/ScoreboardPage.tsx
index 8039383..2b5aeb5 100644
--- a/src/pages/ScoreboardPage.tsx
+++ b/src/pages/ScoreboardPage.tsx
@@ -27,6 +27,18 @@ type ScoreboardPageProps = {
   rightTeam: GroupTeam | null
   scoreState: ScoreState
   selectedGroup: RoundGroup | null
+  streakAnnouncement: {
+    count: number
+    key: number
+    teamName: string
+    title: string
+  } | null
+  victoryAnnouncement: {
+    key: number
+    scoreLabel: string
+    teamName: string
+    title: string
+  } | null
   targetDate: string
   onApplyMatchup: (
     leftTeam: GroupTeam,
@@ -55,6 +67,8 @@ export function ScoreboardPage({
   rightTeam,
   scoreState,
   selectedGroup,
+  streakAnnouncement,
+  victoryAnnouncement,
   targetDate,
   onApplyMatchup,
   onCloseFinishDialog,
@@ -262,6 +276,23 @@ export function ScoreboardPage({
 
   return (
     <>
+      {streakAnnouncement ? (
+        <div className="streak-banner" key={streakAnnouncement.key}>
+          <span className="streak-banner-count">{streakAnnouncement.count} 連勝</span>
+          <strong>{streakAnnouncement.title}</strong>
+          <small>{streakAnnouncement.teamName}</small>
+        </div>
+      ) : null}
+
+      {victoryAnnouncement ? (
+        <div className="victory-banner" key={victoryAnnouncement.key}>
+          <span className="victory-banner-kicker">目標分數達成</span>
+          <strong>{victoryAnnouncement.title}</strong>
+          <small>{victoryAnnouncement.teamName}</small>
+          <em>{victoryAnnouncement.scoreLabel}</em>
+        </div>
+      ) : null}
+
       <section className="scoreboard-screen">
         <div className="scoreboard-court">
           <ScoreboardTeamPanel