Altar of Dementia + Galvanic Juggernaut Combos

3 known combos featuring both cards in Commander

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

Combo 1 with Presence of Gond

Also requires: Presence of Gond Presence of Gond
Results: Infinite death triggers · Infinite ETB · Infinite LTB · Infinite mill · Infinite sacrifice triggers
Steps
  1. Activate Galvanic Juggernaut by tapping it to create 1/1 green Elf Warrior token.
  2. Activate Altar of Dementia by sacrificing the token to mill target player one.
  3. Galvanic Juggernaut triggers, untapping.
  4. Repeat.

Combo 2 with Elemental Mastery

Also requires: Elemental Mastery Elemental Mastery
Results: Infinite creature tokens with haste · Infinite death triggers · Infinite ETB · Infinite LTB · Infinite mill · Infinite sacrifice triggers · Infinite self-mill
Show steps
  1. Activate Galvanic Juggernaut by tapping it, creating five 1/1 Elemental creature tokens with haste.
  2. Activate Altar of Dementia by sacrificing an Elemental.
  3. The Elemental dies, triggering Galvanic Juggernaut, untapping Galvanic Juggernaut.
  4. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the Elemental's power.
  5. Repeat.

Combo 3 with Ghired, Mirror of the Wilds

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill
Show steps
  1. Create a creature token.
  2. Activate Galvanic Juggernaut by tapping it, creating a copy of the creature token.
  3. Activate Altar of Dementia by sacrificing a creature token.
  4. When the creature token dies, Galvanic Juggernaut triggers, untapping itself.
  5. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
  6. Repeat from step 2.
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