diff --git a/game/core/action_economy.gd b/game/core/action_economy.gd
index 604f9f68..0ac8c035 100644
--- a/game/core/action_economy.gd
+++ b/game/core/action_economy.gd
@@ -138,7 +138,7 @@ func notify_settlement_done(next_round_mode: String) -> bool:
 # 当轮行动点加量（GDD「加行动点效果给当轮」——区别于 queue_ap_delta 的下轮排队语义）。Active 受理、
 # 无上限域、零随机；使用道具本身零扣费（成本在获取时已付——捡道具格不出战斗奖励）。
 func grant_ap(amount: int) -> bool:
-	if amount <= 0 or _phase != PHASE_ACTIVE:
+	if amount <= 0 or _phase != Phase.ACTIVE:
 		_reject("grant_ap")
 		return false
 	_ap += amount
diff --git a/game/presentation/views/board_cell_unit.gd b/game/presentation/views/board_cell_unit.gd
index b6391214..7187ebd4 100644
--- a/game/presentation/views/board_cell_unit.gd
+++ b/game/presentation/views/board_cell_unit.gd
@@ -90,7 +90,7 @@ var aux_mark := "":
 		if aux_mark != v:
 			aux_mark = v
 			queue_redraw()
-var mutation_mark := ":":
+var mutation_mark := "":
 	set(v):
 		if mutation_mark != v:
 			mutation_mark = v
diff --git a/game/presentation/views/board_view.gd b/game/presentation/views/board_view.gd
index 5e0dd835..484ec1b9 100644
--- a/game/presentation/views/board_view.gd
+++ b/game/presentation/views/board_view.gd
@@ -711,7 +711,7 @@ func _paint_cell(c: Vector2i, hero: Vector2i) -> void:
 	u.glyph = glyph
 	u.glyph_color = digit_col
 	u.plate = revealed and glyph != ""   # 数字色牌（原则二——已开格字形全垫牌；旗在未开格不垫）
-	u.outline_sides = []
+	u.outline_sides.assign([])   # typed Array[int]（代码审查批 3 类型收紧——assign 保持引用语义）
 	u.facade_south = false
 	u.proj_band = 0.0
 	var south_n: Vector2i = c + Vector2i(0, 1)