Intruder Alarm
Enchantment · 
Intruder Alarm is part of 1,387 combos legal in Commander. Often combined with Sliver Overlord and Xavier Sal, Infested Captain.
Intruder Alarm
Enchantment
Creatures don't untap during their controllers' untap steps.
Whenever a creature enters, untap all creatures.
- Mana value
- 3
- Color identity
Frequently combined with
The cards that most often join Intruder Alarm in its 100 most popular combos.
Combos with Intruder Alarm
1,387 combos legal in Commander.
Color Identity: U
Cards in combo:
Hullbreaker Horror
Intruder Alarm
+3 other prerequisites
Results in combo:
Infinite mana creatures you control can produce
Infinite storm count
Infinite untap of creatures
Infinite creature ETB
Infinite creature LTB
Color Identity: G, W, U
Cards in combo:
Chulane, Teller of Tales
Intruder Alarm
+3 other prerequisites
Results in combo:
Infinite card draw
Infinite draw triggers
Near-infinite creature ETB
Near-infinite landfall triggers
Near-infinite creature LTB
Near-infinite mana creatures you control can produce
Near-infinite storm count
Near-infinite untap of all creatures
Put all lands from your hand and library onto the battlefield
Color Identity: W, U
Cards in combo:
Shorikai, Genesis Engine
Intruder Alarm
+1 other prerequisite
Results in combo:
Infinite self-discard triggers
Near-infinite creature ETB
Infinite draw triggers
Near-infinite creature tokens
Near-infinite card draw
Near-infinite untap of all creatures
Near-infinite looting
Color Identity: U
Cards in combo:
Intruder Alarm
Shrieking Drake
+1 other prerequisite
Results in combo:
Infinite storm count
Infinite creature ETB
Infinite creature LTB
Infinite mana creatures you control can produce
Infinite untap of creatures
Color Identity: U
Cards in combo:
Intruder Alarm
Deeproot Pilgrimage
+ Merfolk Creature With Free Tap Ability
+2 other prerequisites
Results in combo:
Infinite creature ETB
Infinite creature tokens
Infinite untap of creatures
Infinite mana creatures you control can produce
Infinite instances of the tapped creature's ability
Color Identity: U
Cards in combo:
Intruder Alarm
Deadeye Navigator
+2 other prerequisites
Results in combo:
Near-infinite untap of all creatures
Infinite blinking
Infinite creature ETB
Infinite creature LTB
Infinite mana creatures you control can produce
Infinite untap of creatures
Color Identity: U
Cards in combo:
Venser, Shaper Savant
Intruder Alarm
+1 other prerequisite
Results in combo:
Infinite creature ETB
Infinite creature LTB
Infinite mana creatures you control can produce
Infinite storm count
Infinite untap of creatures
Color Identity: W, U, B, R, G
Cards in combo:
Sliver Overlord
Manaweft Sliver
Intruder Alarm
Cloudshredder Sliver
+2 other prerequisites
Results in combo:
Cast a subset of spells in your library
Infinite mana creatures you control can produce
Infinite untap of creatures
Near-infinite creature ETB
Color Identity: G, U
Cards in combo:
Kumena, Tyrant of Orazca
Deeproot Pilgrimage
Intruder Alarm
+ Merfolk Creature
Results in combo:
Infinite card draw
Infinite creature tokens
Infinite draw triggers
Infinite creature ETB
Infinite mana creatures you control can produce
Infinite untap of creatures
Infinite +1/+1 counters on creatures you control
Color Identity: U
Cards in combo:
Lullmage Mentor
Intruder Alarm
+1 other prerequisite
Results in combo:
Counter all spells opponents cast
Color Identity: W, U, B, R, G
Cards in combo:
Sliver Queen
Intruder Alarm
+1 other prerequisite
Results in combo:
Infinite creature tokens
Infinite creature ETB
Infinite mana creatures you control can produce
Infinite untap of creatures
Color Identity: W, U, B, R, G
Cards in combo:
Sliver Overlord
Gemhide Sliver
Intruder Alarm
Heart Sliver
+2 other prerequisites
Results in combo:
Cast a subset of spells in your library
Infinite mana creatures you control can produce
Infinite untap of creatures
Near-infinite creature ETB
Color Identity: W, U, B, R, G
Cards in combo:
Sliver Overlord
Manaweft Sliver
Intruder Alarm
Heart Sliver
+2 other prerequisites
Results in combo:
Cast a subset of spells in your library
Infinite mana creatures you control can produce
Infinite untap of creatures
Near-infinite creature ETB
Color Identity: G, U
Cards in combo:
Intruder Alarm
Imperious Perfect
+1 other prerequisite
Results in combo:
Infinite creature tokens
Infinite creature ETB
Infinite untap of creatures you control
Infinite mana creatures you control can produce
Color Identity: W, U
Cards in combo:
Intruder Alarm
Whitemane Lion
+1 other prerequisite
Results in combo:
Infinite creature ETB
Infinite creature LTB
Infinite mana creatures you control can produce
Infinite storm count
Infinite untap of creatures
Color Identity: G, W, U
Cards in combo:
Intruder Alarm
Emiel the Blessed
+2 other prerequisites
Results in combo:
Near-infinite untap of all creatures
Infinite blinking
Infinite creature ETB
Infinite creature LTB
Infinite mana creatures you control can produce
Infinite untap of creatures
Color Identity: G, U
Cards in combo:
Clement, the Worrywort
Intruder Alarm
Stickytongue Sentinel
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite storm count
Infinite untap of creatures
Infinite mana creatures you control can produce
Color Identity: G, U
Cards in combo:
Intruder Alarm
Presence of Gond
+1 other prerequisite
Results in combo:
Infinite creature tokens
Infinite creature ETB
Infinite mana creatures you control can produce
Infinite untap of creatures
Color Identity: G, W, U
Cards in combo:
Phelddagrif
Intruder Alarm
+1 other prerequisite
Results in combo:
Infinite mana creatures you control can produce
Infinite untap of creatures
Infinite creature tokens for any number of opponents
Infinite creature ETB for any number of opponents
Color Identity: W, U, B, R, G
Cards in combo:
Sliver Overlord
Manaweft Sliver
Intruder Alarm
Blur Sliver
+2 other prerequisites
Results in combo:
Cast a subset of spells in your library
Infinite mana creatures you control can produce
Infinite untap of creatures
Near-infinite creature ETB
