Prerequisites
- Voltaic Construct on the battlefield
- Liquimetal Coating on the battlefield
- Undermountain Adventurer on the battlefield
Steps
- Cause Undermountain Adventurer to become an artifact using Liquimetal Coating
- Activate Undermountain Adventurer by tapping it, adding six
Activate Voltaic Construct by paying 
, untapping Undermountain Adventurer - Repeat from step 2
Results
Required Cards 3
Voltaic Construct
Artifact Creature — Golem Construct
Liquimetal Coating
Artifact
Undermountain Adventurer
Creature — Giant Warrior
