diff --git a/project.godot b/project.godot
index d83824c..ce6fe1e 100644
--- a/project.godot
+++ b/project.godot
@@ -56,6 +56,7 @@ AudioManager="*res://scripts/autoloads/audio_manager.gd"
 SceneManager="*res://scripts/autoloads/scene_manager.gd"
 MetaProgress="*res://scripts/autoloads/meta_progress.gd"
 EnemyBulletManager="*res://scripts/autoloads/enemy_bullet_manager.gd"
+BossManager="*res://scripts/autoloads/boss_manager.gd"
 MCPScreenshot="*res://addons/godot_mcp/mcp_screenshot_service.gd"
 MCPInputService="*res://addons/godot_mcp/mcp_input_service.gd"
 MCPGameInspector="*res://addons/godot_mcp/mcp_game_inspector_service.gd"
diff --git a/scripts/autoloads/boss_manager.gd b/scripts/autoloads/boss_manager.gd
new file mode 100644
index 0000000..f06902c
--- /dev/null
+++ b/scripts/autoloads/boss_manager.gd
@@ -0,0 +1,152 @@
+## BossManager — Boss 阶段状态机 + 攻击模式调度（Autoload）
+## Boss 实体仍在 EnemyManager SoA（渲染/受击/HP）；本管理器侧挂运行态、接管移动、驱动招式。
+## 数据驱动：data/bosses.json（每 boss_type 的 move_speed / phases / attack_patterns），自载。
+extends Node
+
+const BOSSES_JSON: String = "res://data/bosses.json"
+
+# boss_type(int) → { move_speed:float, phases:Array[Dictionary] }
+var _defs: Dictionary = {}
+# boss_id(int) → 运行态 Dictionary
+var _active: Dictionary = {}
+
+func _ready() -> void:
+	_load_defs()
+	EventBus.subscribe(EventID.ENEMY_KILLED, _on_enemy_killed)
+
+func _load_defs() -> void:
+	if not FileAccess.file_exists(BOSSES_JSON):
+		push_error("BossManager: 缺失 res://data/bosses.json")
+		return
+	var data = JSON.parse_string(FileAccess.get_file_as_string(BOSSES_JSON))
+	if not (data is Dictionary):
+		push_error("BossManager: bosses.json 格式错误")
+		return
+	_defs.clear()
+	for k in data:
+		_defs[int(k)] = data[k]
+
+## wave_manager._spawn_boss 生成 SoA Boss 后调用
+func register_boss(boss_id: int, boss_type: int, max_hp: float, wave: int) -> void:
+	var def: Dictionary = _defs.get(boss_type, {})
+	var phases: Array = def.get("phases", [])
+	_active[boss_id] = {
+		"boss_type": boss_type,
+		"max_hp": max_hp,
+		"wave": wave,
+		"move_speed": float(def.get("move_speed", 100.0)),
+		"phase": 0,
+		"phases": phases,
+		"pattern_index": 0,
+		"cooldown": 1.0,        # 入场后短暂延迟再起手
+		"action": {},           # 进行中招式（空=无）
+		"spiral_phase": 0.0,    # spiral 招式的累积旋转角
+	}
+	EnemyManager.register_external_mover(boss_id)
+	if not phases.is_empty():
+		_emit_phase(boss_id, 0)
+
+func _physics_process(delta: float) -> void:
+	if _active.is_empty():
+		return
+	for boss_id in _active.keys():
+		if not EnemyManager.has_entity(boss_id):
+			continue
+		var st: Dictionary = _active[boss_id]
+		_check_phase(boss_id, st)
+		_tick_movement(boss_id, st, delta)
+		_tick_action(boss_id, st, delta)
+
+# 阶段切换：HP% 跨入更深阶段（phases 按 hp_threshold 降序，取满足阈值的最深项）
+func _check_phase(boss_id: int, st: Dictionary) -> void:
+	var hp_pct: float = EnemyManager.get_hp_percent(boss_id)
+	var phases: Array = st["phases"]
+	var target: int = int(st["phase"])
+	for i in phases.size():
+		if hp_pct <= float(phases[i].get("hp_threshold", 1.0)):
+			target = i
+	if target > int(st["phase"]):
+		st["phase"] = target
+		st["pattern_index"] = 0
+		st["cooldown"] = 0.5
+		st["action"] = {}
+		_summon_adds(boss_id, int(phases[target].get("summon_adds", 0)))
+		_emit_phase(boss_id, target)
+
+func _emit_phase(boss_id: int, phase: int) -> void:
+	EventBus.emit(EventID.BOSS_PHASE_CHANGED, {
+		"boss_id": boss_id, "boss_type": int(_active[boss_id]["boss_type"]), "phase": phase})
+
+func _summon_adds(boss_id: int, n: int) -> void:
+	if n <= 0:
+		return
+	var boss_pos: Vector2 = EnemyManager.get_pos_by_id(boss_id)
+	for i in n:
+		var ang: float = TAU * float(i) / float(n)
+		var off: Vector2 = Vector2(cos(ang), sin(ang)) * 80.0
+		EnemyManager.spawn_enemy(boss_pos + off, 40.0, EnemyManager.Type.FAST)
+
+func _cur_phase(st: Dictionary) -> Dictionary:
+	var phases: Array = st["phases"]
+	if phases.is_empty():
+		return {}
+	return phases[clampi(int(st["phase"]), 0, phases.size() - 1)]
+
+# 移动：无「接管移动」的招式在进行时，朝玩家缓慢漂移
+func _tick_movement(boss_id: int, st: Dictionary, delta: float) -> void:
+	var action: Dictionary = st["action"]
+	if not action.is_empty() and bool(action.get("controls_move", false)):
+		return
+	var pos: Vector2 = EnemyManager.get_pos_by_id(boss_id)
+	var player: Vector2 = PlayerManager.get_position()
+	var spd: float = float(st["move_speed"]) * float(_cur_phase(st).get("move_speed_mult", 1.0))
+	var to: Vector2 = player - pos
+	if to.length() > 1.0:
+		pos += to.normalized() * spd * delta
+		EnemyManager.set_entity_pos(boss_id, pos)
+
+# 招式推进：有进行中招式 → 推进；否则冷却到点 → 起手下一招式
+func _tick_action(boss_id: int, st: Dictionary, delta: float) -> void:
+	var action: Dictionary = st["action"]
+	if not action.is_empty():
+		_advance_action(boss_id, st, action, delta)
+		return
+	st["cooldown"] = float(st["cooldown"]) - delta
+	if float(st["cooldown"]) > 0.0:
+		return
+	var patterns: Array = _cur_phase(st).get("attack_patterns", [])
+	if patterns.is_empty():
+		st["cooldown"] = 1.0
+		return
+	var idx: int = int(st["pattern_index"]) % patterns.size()
+	st["pattern_index"] = int(st["pattern_index"]) + 1
+	_start_pattern(boss_id, st, patterns[idx])
+
+# 招式起手（Task 7/8 补齐分支）；未知 kind 兜底置冷却
+func _start_pattern(boss_id: int, st: Dictionary, p: Dictionary) -> void:
+	st["cooldown"] = float(p.get("cooldown", 2.0))
+
+# 招式推进（Task 8 补齐三段式）；骨架版直接结束
+func _advance_action(boss_id: int, st: Dictionary, action: Dictionary, delta: float) -> void:
+	st["action"] = {}
+
+func _on_enemy_killed(payload: Dictionary) -> void:
+	var id: int = int(payload.get("entity_id", -1))
+	if not _active.has(id):
+		return
+	var st: Dictionary = _active[id]
+	EnemyManager.unregister_external_mover(id)
+	EventBus.emit(EventID.BOSS_KILLED, {
+		"boss_id": id, "boss_type": int(st["boss_type"]), "wave": int(st["wave"])})
+	_active.erase(id)
+
+func get_active_boss_count() -> int:
+	return _active.size()
+
+func get_phase(boss_id: int) -> int:
+	return int(_active.get(boss_id, {}).get("phase", -1))
+
+func reset() -> void:
+	for id in _active.keys():
+		EnemyManager.unregister_external_mover(id)
+	_active.clear()
diff --git a/scripts/autoloads/boss_manager.gd.uid b/scripts/autoloads/boss_manager.gd.uid
new file mode 100644
index 0000000..b09e650
--- /dev/null
+++ b/scripts/autoloads/boss_manager.gd.uid
@@ -0,0 +1 @@
+uid://c41eeogteiwa1