ゴブリンのドカーン物取扱者/Goblin Kaboomist

Creature - Goblin/Warrior
At the beginning of your upkeep, put a colorless artifact token named Land Mine onto the battlefield with "{R}, Sacrifice this artifact: This artifact deals 2 damage to target attacking creature without flying." Then flip a coin. If you lose the flip, Goblin Kaboomist deals 2 damage to itself.

Creature - Goblin/Warrior
At the beginning of your upkeep, create a colorless artifact token named Land Mine with "{R}, Sacrifice this artifact: This artifact deals 2 damage to target attacking creature without flying." Then flip a coin. If you lose the flip, Goblin Kaboomist deals 2 damage to itself.