Steelswarm Roach [GENF-EN099] Secret Rare Tribal Sorcery Whenever you lose life

Whenever you lose life

When Thought-Knot Seer enters the battlefield

Set: Enemy of Justice Card type: Effect Monster Rarity: Ultimate Rare Attack: 1200 Defense: 600 Gains effects based on the number of "Harpie" monsters you control

Set: Mirage Type: Artifact Creature — Dreadnought Rare Cost: {1} Trample When Phyrexian Dreadnought enters the battlefield

Set: From the Vault: Twenty Type: Instant Mythic Cost: {W} Exile target creature

Steelswarm Roach [GENF-EN099] Secret Rare Tribal Sorcery Whenever you lose lifeSet: Generation Force Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 1900 2 Level 4 monsters When a Level 5 or higher monster is Special Summoned: You can detach 1 Xyz Material from this card, negate the Special Summon and destroy it.