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

You can only use each effect of "Donpa

During either player's turn: You can discard this card

•During either player's turn: You can discard 1 "Nekroz" card

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.