Power Artifact + Grim Monolith
产生: Infinite colorless mana
- 颜色标识
- U
前提条件
Power Artifact attached to Grim Monolith.
步骤
- Activate Grim Monolith's first ability by tapping it, adding {C}{C}{C}.
- Activate Grim Monolith's last ability by paying {2}, untapping it.
- Repeat.