Mad Archfiend [DT02-EN002] Common Legendary Collection Kaiba You can only use each

You can only use each effect of "Gouki Twistcobra" once per turn

it cannot be destroyed by battle or by card effects

A brand-new strategy invites all Duelists to explore the excitement and mystery of a monster-themed amusement park

Set: Duelist Pack: Dimensional Guardians Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 3500 Defense: 3000 2 Tuners + 1 or more non-Tuner monsters Must be Synchro Summoned

Mad Archfiend [DT02-EN002] Common Legendary Collection Kaiba You can only use eachSet: Duel Terminal 2 Card type: Effect Monster Rarity: Common Attack: 1800 Defense: 0 During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent. When this face up Attack Position card is selected as an attack target, change it to Defense Position.