Prerequisites
- Palladium Myr on the battlefield
- Voltaic Construct on the battlefield
- Heartstone on the battlefield
Steps
- Tap Palladium Myr for
- Activate Voltaic Construct's ability to untap Palladium Myr, which only costs with Heartstone on the battlefield
- Repeat until you have infinite mana
Results
Required Cards 3
Palladium Myr
Artifact Creature — Myr
Voltaic Construct
Artifact Creature — Golem Construct