diff --git a/hearthstone/cardxml.py b/hearthstone/cardxml.py
index 1d52d4c..9229a57 100644
--- a/hearthstone/cardxml.py
+++ b/hearthstone/cardxml.py
@@ -362,14 +362,17 @@ def is_functional_duplicate_of(self, other):
 	overkill = prop(GameTag.OVERKILL, bool)
 	poisonous = prop(GameTag.POISONOUS, bool)
 	quest = prop(GameTag.QUEST, bool)
+	questline = prop(GameTag.QUESTLINE, bool)
 	reborn = prop(GameTag.REBORN, bool)
 	ritual = prop(GameTag.RITUAL, bool)
 	rush = prop(GameTag.RUSH, bool)
 	secret = prop(GameTag.SECRET, bool)
 	sidequest = prop(GameTag.SIDEQUEST, bool)
+	sigil = prop(GameTag.SIGIL, bool)
 	spare_part = prop(GameTag.SPARE_PART, bool)
 	spellburst = prop(GameTag.SPELLBURST, bool)
 	start_of_game = prop(GameTag.START_OF_GAME, bool)
+	stealth = prop(GameTag.STEALTH, bool)
 	taunt = prop(GameTag.TAUNT, bool)
 	titan = prop(GameTag.TITAN, bool)
 	topdeck = prop(GameTag.TOPDECK, bool)
diff --git a/hearthstone/enums.py b/hearthstone/enums.py
index 9ee5c69..7a20945 100644
--- a/hearthstone/enums.py
+++ b/hearthstone/enums.py
@@ -515,6 +515,7 @@ class GameTag(IntEnum):
 	LETTUCE_COOLDOWN_CONFIG = 1669
 	LETTUCE_CURRENT_COOLDOWN = 1670
 	LETTUCE_PASSIVE_ABILITY = 1671
+	CANT_DRAW_DURING_MULLIGAN = 1673
 	LIFESTEAL_DAMAGES_OPPOSING_HERO = 1675
 	LETTUCE_ABILITY_SUMMONED_MINION = 1676
 	SPELLS_CAST_TWICE = 1681