Prerequisites
- Hullbreaker Horror on the battlefield
- Mana Vault on the battlefield
Steps
- Activate Mana Vault by tapping it, adding
- Cast the permanent that can be cast using from your hand by paying its mana cost
- Hullbreaker Horror triggers, returning Mana Vault from the battlefield to your hand
- Cast Mana Vault by paying
- Hullbreaker Horror triggers, returning the permanent cast in step 2 from the battlefield to your hand
- Repeat
- If the permanent can be cast using or less, this combo nets infinite colorless mana
Results
Required Cards 2
Hullbreaker Horror
Creature — Kraken Horror