Carrion Feeder + Intruder Alarm Combos

14 known combos featuring both cards in Commander

Infinite LTB Infinite ETB Infinite sacrifice triggers Infinite death triggers Infinite mana creatures you control can produce

Combo 1 with Zul Ashur, Lich Lord

Also requires: Zul Ashur, Lich Lord Zul Ashur, Lich Lord
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite storm count · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Steps
  1. Activate Zul Ashur by tapping it, targeting a Zombie card in your graveyard.
  2. Activate any number of creatures you control by tapping them, adding enough mana to cast the Zombie.
  3. Cast the Zombie from your graveyard by paying its mana cost.
  4. When the Zombie enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  5. Activate Carrion Feeder by sacrificing the Zombie, putting a +1/+1 counter on Carrion Feeder.
  6. Repeat.

Combo 2 with Gravespawn Sovereign

Also requires: Gravespawn Sovereign Gravespawn Sovereign
Results: Infinite +1/+1 counters on a creature · Infinite death triggers · Infinite ETB · Infinite LTB · Infinite sacrifice triggers · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite untap of creatures you control
Show steps
  1. Activate Carrion Feeder by sacrificing a nontoken creature, putting a +1/+1 counter on it.
  2. Activate Gravespawn Sovereign by tapping five untapped Zombies you control, returning any creature from your graveyard to the battlefield.
  3. The creature enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  4. Repeat.

Combo 3 with Xu-Ifit, Osteoharmonist

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mana creatures you control can produce · Infinite untap of creatures · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Show steps
  1. Activate Xu-Ifit by tapping it, returning a creature card from your graveyard to the battlefield.
  2. When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  3. Activate Carrion Feeder by sacrificing the creature returned in step 1.
  4. Repeat.

Combo 4 with Skeleton Ship + Geralf's Messenger

Results: Infinite +1/+1 counters on a creature · Infinite death triggers · Infinite ETB · Infinite lifeloss · Infinite LTB · Infinite mana creatures you control can produce · Infinite sacrifice triggers · Infinite untap of creatures · Infinite untap of creatures you control
Show steps
  1. Activate Carrion Feeder by sacrificing Geralf's Messenger.
  2. Geralf's Messenger dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Geralf's Messenger enters the battlefield, triggering itself and Intruder Alarm.
  4. Resolve the Geralf's Messenger trigger, causing an opponent to lose 2 life.
  5. Resolve the Intruder Alarm trigger, untapping all creatures.
  6. Resolve the Carrion Feeder ability from step 1, putting a +1/+1 counter on it.
  7. Activate Skeleton Ship by tapping it, putting a -1/-1 counter on Geralf's Messenger.
  8. Repeat.

Combo 5 with Fain, the Broker + Pitiless Plunderer

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Show steps
  1. Activate Fain's third ability by tapping it and sacrificing another artifact, creating a 2/1 Inkling creature token.
  2. When the Inkling enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  3. Activate Carrion Feeder by sacrificing the Inkling.
  4. When the Inkling dies, Pitiless Plunderer triggers, creating a Treasure token.
  5. Resolve the Carrion Feeder ability, putting a +1/+1 counter on it.
  6. Repeat.

Combo 6 with Skeleton Ship + Geralf's Mindcrusher

Results: Infinite +1/+1 counters on a creature · Infinite death triggers · Infinite ETB · Infinite LTB · Infinite mana creatures you control can produce · Infinite mill · Infinite sacrifice triggers · Infinite self-mill · Infinite untap of creatures · Infinite untap of creatures you control
Show steps
  1. Activate Carrion Feeder by sacrificing Geralf's Mindcrusher.
  2. Geralf's Mindcrusher dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Geralf's Mindcrusher enters the battlefield, triggering itself and Intruder Alarm.
  4. Resolve the Geralf's Mindcrusher trigger, causing target player to mill five cards.
  5. Resolve the Intruder Alarm trigger, untapping all creatures.
  6. Resolve the Carrion Feeder ability from step 1, putting a +1/+1 counter on it.
  7. Activate Skeleton Ship by tapping it, putting a -1/-1 counter on Geralf's Mindcrusher.
  8. Repeat.

Combo 7 with Adarkar Valkyrie

Also requires: Adarkar Valkyrie Adarkar Valkyrie
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Show steps
  1. Activate Adarkar Valkyrie by tapping it, targeting Carrion Feeder.
  2. Activate Carrion Feeder by sacrificing itself.
  3. When Carrion Feeder dies, Adarkar Valkyrie triggers, returning Carrion Feeder from your graveyard to the battlefield.
  4. When Carrion Feeder enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  5. Resolve the Carrion Feeder ability.
  6. Repeat.

Combo 8 with Otherworldly Escort + Amoeboid Changeling

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mana creatures you control can produce · Infinite untap of creatures · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Show steps
  1. Activate Amoeboid Changeling's second ability by tapping it, causing Otherworldly Escort to lose all creature types until end of turn.
  2. Activate Carrion Feeder by sacrificing Otherworldly Escort.
  3. When Otherworldly Escort dies, it triggers, returning itself from your graveyard to the battlefield as a Spirit Detective.
  4. When Otherworldly Escort enters, Intruder Alarm triggers, untapping all creatures.
  5. Resolve the Carrion Feeder ability.
  6. Repeat.

Combo 9 with Hua Tuo, Honored Physician + Verdant Succession

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Show steps
  1. During your precombat main phase, activate Carrion Feeder by sacrificing the additional nontoken green creature.
  2. When the creature dies, Verdant Succession triggers.
  3. Holding priority, activate Hua Tuo by tapping it, putting the creature from your graveyard onto the top of your library.
  4. Resolve the Verdant Succession trigger, searching your library for the sacrificed creature and putting it onto the battlefield.
  5. When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  6. Resolve the Carrion Feeder ability from step 1, putting a +1/+1 counter on it.
  7. Repeat.

Combo 10 with Mikaeus, the Unhallowed + Cauldron of Souls + Animate Artifact

Results: Infinite +1/+1 counters on a creature · Infinite death triggers · Infinite ETB · Infinite LTB · Infinite mana creatures you control can produce · Infinite sacrifice triggers · Infinite untap of creatures · Infinite untap of creatures you control
Show steps
  1. Activate Carrion Feeder by sacrificing itself.
  2. When Carrion Feeder dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. When Carrion Feeder enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  4. Resolve the Carrion Feeder ability, doing nothing.
  5. Activate Cauldron of Souls by tapping it, giving the creature persist until end of turn.
  6. Activate Carrion Feeder by sacrificing itself.
  7. When Carrion Feeder dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  8. When Carrion Feeder enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  9. Resolve the Carrion Feeder ability, doing nothing.
  10. Repeat.
  11. If you control an additional nontoken, non-Human creature, you may instead sacrifice it to get infinite +1/+1 counters on Carrion Feeder.

Combo 11 with Valkyrie's Call + Amoeboid Changeling

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite +1/+1 counters on a creature · Infinite untap of creatures you control
Show steps
  1. Activate Amoeboid Changeling's second ability by tapping it, causing another nontoken creature you control to lose all creature types until end of turn.
  2. Activate Carrion Feeder by sacrificing the creature targeted in step 1.
  3. When the creature dies, Valkyrie's Call triggers, returning the creature from your graveyard to the battlefield as a white Angel.
  4. When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  5. Resolve the Carrion Feeder ability.
  6. Repeat.

Combo 12 with Xavier Sal, Infested Captain + Haunted One

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite untap of creatures · Infinite mana creatures you control can produce · Infinite +1/+1 counters on a creature · Infinite power for certain creatures until end of turn · Infinite untap of creatures you control
Show steps
  1. Activate Xavier Sal's first ability by tapping it and removing a +1/+1 counter from the additional nontoken Human, Fungus and/or Pirate if it has one, or any counter from another permanent you control otherwise.
  2. Xavier Sal triggers, causing it and all other creatures you control that share a creature type with it to get +2/+0 and gain undying until end of turn.
  3. Resolve the Xavier Sal ability, causing you to populate.
  4. Activate Carrion Feeder by sacrificing the additional Human, Fungus and/or Pirate.
  5. When the creature dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  7. Resolve the Carrion Feeder ability, putting a +1/+1 counter on it.
  8. Repeat.

Combo 13 with Skeleton Ship + Flayer of the Hatebound

Results: Infinite +1/+1 counters on a creature · Infinite damage · Infinite death triggers · Infinite ETB · Infinite LTB · Infinite mana creatures you control can produce · Infinite sacrifice triggers · Infinite untap of creatures · Infinite untap of creatures you control
Show steps
  1. Activate Carrion Feeder by sacrificing Flayer of the Hatebound.
  2. Flayer of the Hatebound dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Flayer of the Hatebound enters the battlefield, triggering itself and Intruder Alarm.
  4. Resolve the Flayer of the Hatebound trigger, dealing damage equal to its power to any target.
  5. Resolve the Intruder Alarm trigger, untapping all creatures.
  6. Resolve the Carrion Feeder ability from step 1, putting a +1/+1 counter on it.
  7. Activate Skeleton Ship by tapping it, putting a -1/-1 counter on Flayer of the Hatebound.
  8. Repeat.

Combo 14 with Dr. Madison Li + Robobrain War Mind

Results: Infinite LTB · Infinite ETB · Infinite +1/+1 counters on a creature · Infinite sacrifice triggers · Infinite death triggers · Infinite energy counters · Infinite mana creatures you control can produce · Infinite untap of creatures you control
Show steps
  1. Cast Robobrain War Mind by paying {3}{U}.
  2. When Robobrain War Mind enters, it and Intruder Alarm trigger.
  3. Resolve the Robobrain War Mind trigger, causing you to get {E} for each artifact creature you control.
  4. Resolve the Intruder Alarm trigger, untapping all creatures.
  5. Activate Carrion Feeder by sacrificing Robobrain War Mind.
  6. Activate Dr. Madison Li by tapping it and paying {E}{E}{E}{E}{E}, returning Robobrain War Mind from your graveyard to the battlefield.
  7. Repeat from step 2.
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