YU-GI-OH! - Evilswarm Nightmare (HA07-EN023) - Hidden Arsenal 7: Knight of Stars - 1st Edition - Super Rare

Yu-Gi-Oh! is a strategic trading card game in which two players Duel each other using a variety of Monster, Spell, and Trap Cards to defeat their opponent's monsters and be the first to drop the other's Life Points to 0.

Card Name: Evilswarm Nightmare

Card Type: Xyz/Effect Monster

Card Number: HA07-EN023

Set: Hidden Arsenal 7: Knight of Stars

Attribute: Dark

Monster Type: Fiend

Passcode: 00359563

Card Text: 2 Level 4 DARK monstersWhen your opponent Special Summons a monster(s) (except during the Damage Step): You can detach 1 Xyz Material from this card; change that Special Summoned monster(s) to face-down Defense Position.