How can you create a combo with Marina Vendrell, Aura of Dominion, Spiked Corridor // Torture Pit, Ashnod's Altar?
user
[START OF COMBO]This combo can be formed with Marina Vendrell, Aura of Dominion, Spiked Corridor // Torture Pit, Ashnod's Altar

Color identity: WUBRG
Mana cost: {1}
Steps:
  1. Activate Marina by tapping it, unlocking Spiked Corridor.
  2. Spiked Corridor triggers, creating three 1/1 Devil creature tokens.
  3. Activate Aura of Dominion by paying {1} and tapping a Devil, untapping Marina.
  4. Activate Marina by tapping it, locking Spiked Corridor.
  5. Activate Ashnod's Altar by sacrificing the tapped Devil, adding {C}{C}.
  6. When the Devil dies, it triggers, dealing 1 damage to any target.
  7. Activate Aura of Dominion by paying {1} and tapping a Devil, untapping Marina.
  8. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite sacrifice triggers
  - Infinite death triggers
  - Infinite colorless mana
  - Infinite damage
  - Infinite creature tokens
  - Infinite unlocking of Rooms you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Marina does not have summoning sickness.
  - Spiked Corridor is locked.
[END OF COMBO PREREQUISITES]
assistant