Altar of Dementia + Cathodion Combos
6 known combos featuring both cards in Commander
Near-infinite death triggers
Near-infinite ETB
Near-infinite LTB
Near-infinite sacrifice triggers
Near-infinite storm count
Combo 1 with Underworld Breach
Also requires:
Underworld Breach
Underworld Breach
Results:
Infinite self-mill
· Near-infinite death triggers
· Near-infinite ETB
· Near-infinite LTB
· Near-infinite sacrifice triggers
· Near-infinite storm count
Steps
- Activate Altar of Dementia by sacrificing Cathodion.
- Cathodion triggers, adding {C}{C}{C}.
- Resolve the Altar of Dementia ability, causing yourself to mill cards equal to Cathodion's power.
- Cast Cathodion from your graveyard for its escape cost by paying {3} and exiling three cards from your graveyard.
- Repeat.
Combo 2 with Glissa, the Traitor + Grave Pact
Results:
Near-infinite death triggers
· Near-infinite ETB
· Near-infinite LTB
· Near-infinite mill
· Near-infinite sacrifice triggers
· Near-infinite self-mill
· Near-infinite storm count
· Opponents sacrifice all their creatures each turn
· Lock
Show steps
- Sacrifice Cathodion to Altar of Dementia.
- Cathodion and Grave Pact trigger.
- Resolve Cathodion's trigger, adding {C}{C}{C}.
- Resolve Grave Pact's trigger, causing each opponent to sacrifice a creature.
- Glissa triggers at least once, allowing you to return Cathodion to your hand.
- Resolve Altar of Dementia's ability, causing target player to mill cards equal to the sacrificed creature's power.
- Cast Cathodion by paying {3}.
- Repeat until your opponents no longer control any creatures.
Combo 3 with Glissa, the Traitor + Dictate of Erebos
Results:
Near-infinite death triggers
· Near-infinite ETB
· Near-infinite LTB
· Near-infinite mill
· Near-infinite sacrifice triggers
· Near-infinite self-mill
· Near-infinite storm count
· Opponents sacrifice all their creatures each turn
· Lock
Show steps
- Sacrifice Cathodion to Altar of Dementia.
- Cathodion and Dictate of Erebos trigger.
- Resolve Cathodion's trigger, adding {C}{C}{C}.
- Resolve Dictate of Erebos's trigger, causing each opponent to sacrifice a creature.
- Glissa triggers at least once, allowing you to return Cathodion to your hand.
- Resolve Altar of Dementia's ability, causing target player to mill cards equal to the sacrificed creature's power.
- Cast Cathodion by paying {3}.
- Repeat until your opponents no longer control any creatures.
Combo 4 with Prototype Portal + Dross Scorpion
Results:
Infinite LTB
· Infinite ETB
· Infinite sacrifice triggers
· Infinite death triggers
· Infinite mill
· Infinite self-mill
Show steps
- Activate Prototype Portal by paying {3} and tapping it, creating a token copy of Cathodion.
- Activate Altar of Dementia by sacrificing Cathodion.
- When Cathodion dies, Cathodion and Dross Scorpion trigger.
- Resolve the Cathodion trigger, adding {C}{C}{C}.
- Resolve the Dross Scorpion trigger, untapping Prototype Portal.
- Resolve the Altar of Dementia ability, milling target player a number of cards equal to the sacrificed creature's power.
- Repeat.
Combo 5 with Mortuary + Experimental Frenzy
Results:
Infinite death triggers
· Infinite ETB
· Infinite LTB
· Infinite mill
· Infinite sacrifice triggers
· Infinite storm count
Show steps
- Activate Altar of Dementia by sacrificing Cathodion.
- When Cathodion dies, it and Mortuary trigger.
- Resolve the Cathodion trigger, adding {C}{C}{C}.
- Resolve the Mortuary trigger, putting Cathodion on top of your library from your graveyard.
- Resolve the Altar of Dementia ability, causing target player to mill cards equal to Cathodion's power.
- Cast Cathodion from the top of your library by paying {3}.
- Repeat.
Combo 6 with Glissa, the Traitor + Butcher of Malakir
Results:
Near-infinite death triggers
· Near-infinite ETB
· Near-infinite LTB
· Near-infinite mill
· Near-infinite sacrifice triggers
· Near-infinite self-mill
· Near-infinite storm count
· Opponents sacrifice all their creatures each turn
· Lock
Show steps
- Sacrifice Cathodion to Altar of Dementia.
- Cathodion and Butcher of Malakir trigger.
- Resolve Cathodion's trigger, adding {C}{C}{C}.
- Resolve Butcher of Malakir's trigger, causing each opponent to sacrifice a creature.
- Glissa triggers at least once, allowing you to return Cathodion to your hand.
- Resolve Altar of Dementia's ability, causing target player to mill cards equal to the sacrificed creature's power.
- Cast Cathodion by paying {3}.
- Repeat until your opponents no longer control any creatures.
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