Prerequisites
- Voltaic Construct on the battlefield
- March of the Machines on the battlefield
- Grim Monolith on the battlefield
Steps
- Activate Grim Monolith by tapping it, adding
- Activate Voltaic Construct by paying
, untapping Grim Monolith
- Repeat
Results
- Infinite colorless mana
- Infinite mana artifacts you control can produce
- Infinite untap of artifacts you control
Required Cards 3
Voltaic Construct
Artifact Creature — Golem Construct
March of the Machines
Enchantment