Altar of Dementia + Haunted One

Altar of Dementia + Haunted One Combos

6 known combos featuring both cards in Commander

Infinite LTB Infinite ETB Infinite sacrifice triggers Infinite death triggers Infinite mill

Combo 1 with Jan Jansen, Chaos Crafter + Retribution of the Ancients

Also requires: Jan Jansen, Chaos Crafter Jan Jansen, Chaos Crafter Retribution of the Ancients Retribution of the Ancients
Results: Infinite LTB · Infinite ETB · Infinite colored mana · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite Treasure tokens · Reduce the toughness of creatures opponents control to 0 · Infinite power for certain creatures until end of turn
Steps
  1. Activate Jan Jansen's first ability by tapping it and sacrificing another artifact creature you control except the Gnome or Artificer.
  2. Jan Jansen triggers, causing it and creatures you control that share a creature type with it to get +2/+0 and undying until end of turn.
  3. Resolve the Jan Jansen ability, creating two Treasure tokens.
  4. Activate Altar of Dementia by sacrificing Jan Jansen.
  5. When Jan Jansen dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Jan Jansen's power.
  7. Activate Jan Jansen's first ability by tapping it and sacrificing the Gnome or Artificer.
  8. When the Gnome or Artificer dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  9. Resolve the Jan Jansen ability, creating two Treasure tokens.
  10. Activate a Treasure by tapping and sacrificing it, adding {B}.
  11. Activate Retribution of the Ancients by paying {B} and removing the +1/+1 counter from Jan Jansen and the other Gnome or Artificer, giving a creature -2/-2 until end of turn.
  12. Repeat from step 4.
1 decks Colorless View on Commander Spellbook →

Combo 2 with Vhal, Candlekeep Researcher + Faces of the Past + Sage of Hours

Also requires: Vhal, Candlekeep Researcher Vhal, Candlekeep Researcher Faces of the Past Faces of the Past Sage of Hours Sage of Hours
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite colorless mana that can't be spent to cast spells from your hand · Infinite untap of all Humans · Infinite power for certain creatures until end of turn · Infinite untap of all Wizards
Show steps
  1. Activate Vhal by tapping it, adding an amount of {C} equal to Vhal's toughness that cannot be spent to cast spells from your hand.
  2. Haunted One triggers, causing Humans and Wizards you control to get +2/+0 and to gain undying until end of turn.
  3. Activate Sage of Hours by removing all +1/+1 counters from it.
  4. Activate Altar of Dementia by sacrificing Sage of Hours.
  5. When Sage of Hours dies, its undying ability and Faces of the Past trigger.
  6. Resolve the Sage of Hours trigger, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  7. Resolve the Faces of the Past trigger, untapping all Humans and Wizards.
  8. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Sage of Hours' power.
  9. Repeat.
Colorless View on Commander Spellbook →

Combo 3 with Vohar, Vodalian Desecrator + Cauldron of Souls + Deceiver Exarch

Also requires: Vohar, Vodalian Desecrator Vohar, Vodalian Desecrator Cauldron of Souls Cauldron of Souls Deceiver Exarch Deceiver Exarch
Results: Infinite card draw · Infinite draw triggers · Infinite looting · Near-infinite death triggers · Near-infinite ETB · Near-infinite LTB · Near-infinite power for certain creatures until end of turn · Near-infinite mill · Near-infinite sacrifice triggers
Show steps
  1. Activate Vohar's first ability by tapping it.
  2. Vohar triggers, giving creatures you control that share a creature type with it +2/+0 and undying until end of turn.
  3. Resolve the Vohar ability from step 1, causing you to loot.
  4. Activate Altar of Dementia by sacrificing Deceiver Exarch.
  5. When Deceiver Exarch dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. When Deceiver Exarch enters the battlefield, it triggers, untapping Cauldron of Souls.
  7. Resolve the Altar of Dementia ability from step 4, causing target player to mill cards equal to Deceiver Exarch's power.
  8. Activate Cauldron of Souls by tapping it, giving Deceiver Exarch persist until end of turn.
  9. Activate Altar of Dementia by sacrificing Deceiver Exarch.
  10. When Deceiver Exarch dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  11. When Deceiver Exarch enters the battlefield, it triggers, untapping Vohar.
  12. Resolve the Altar of Dementia ability from step 9, causing target player to mill cards equal to Deceiver Exarch's power.
  13. Repeat.
Colorless View on Commander Spellbook →

Combo 4 with Xavier Sal, Infested Captain + Thornbite Staff

Also requires: Xavier Sal, Infested Captain Xavier Sal, Infested Captain Thornbite Staff Thornbite Staff
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite power for certain creatures until end of turn
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 Altar of Dementia by sacrificing the additional Human, Fungus and/or Pirate.
  5. When the creature dies, its undying ability and Xavier Sal trigger.
  6. Resolve the creature's undying trigger, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  7. Resolve the Xavier Sal trigger, untapping it.
  8. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
  9. Repeat.
Colorless View on Commander Spellbook →

Combo 5 with Xavier Sal, Infested Captain + Intruder Alarm

Also requires: Xavier Sal, Infested Captain Xavier Sal, Infested Captain Intruder Alarm Intruder Alarm
Results: Infinite ETB · Infinite LTB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite untap of creatures · Infinite mana creatures you control can produce · 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 Altar of Dementia 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 Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
  8. Repeat.
Colorless View on Commander Spellbook →

Combo 6 with Xavier Sal, Infested Captain + Hyrax Tower Scout

Also requires: Xavier Sal, Infested Captain Xavier Sal, Infested Captain Hyrax Tower Scout Hyrax Tower Scout
Results: Infinite LTB · Infinite ETB · Infinite death triggers · Infinite copies of creature tokens you control · Infinite sacrifice triggers · Infinite mill · Infinite self-mill · Infinite power for certain creatures until end of turn
Show steps
  1. Activate Xavier Sal's first ability by tapping it and removing a +1/+1 counter from Hyrax Tower Scout 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 Altar of Dementia by sacrificing Hyrax Tower Scout.
  5. When Hyrax Tower Scout dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. When Hyrax Tower Scout enters the battlefield, it triggers, untapping Xavier Sal.
  7. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Hyrax Tower Scout's power.
  8. Repeat.
Colorless View on Commander Spellbook →
📚 Learn more:
Combo Mill Cantrip Token Removal

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Altar of Dementia → All Altar of Dementia Combos → Haunted One → All Haunted One Combos →
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