Prerequisites
- Karn, the Great Creator on the battlefield
- Time Vault on the battlefield
- Voltaic Construct on the battlefield
- each turn available
Steps
- Activate Karn's +2 ability, turning Time Vault into a 1/1 creature until end of turn
- Activate Voltaic Construct for , untapping Time Vault
- Tap Time Vault to take an extra turn after this one
- Repeat for infinite turns
Results
Required Cards 3
Karn, the Great Creator
Legendary Planeswalker — Karn
Voltaic Construct
Artifact Creature — Golem Construct