Prerequisites
- Basalt Monolith in exile
- Myr Welder on the battlefield
- Heartstone on the battlefield
Steps
- Activate Myr Welder using Basalt Monolith's first ability by tapping it, adding
- Activate Myr Welder using Basalt Monolith's second ability by paying , untapping it
- Repeat
Results
Required Cards 3
Myr Welder
Artifact Creature — Myr