漸増爆弾 (Ratchet Bomb) (ja)
Artifact
(CMC 2)
: Put a charge counter on Ratchet Bomb.
, Sacrifice Ratchet Bomb: Destroy each nonland permanent with mana value equal to the number of charge counters on Ratchet Bomb.
- [SOM] Scars of Mirrodin #196 (R)