Theban Nightmare [BP01-EN134] Common XY108 Set: Premium Gold: Infinite Gold

Set: Premium Gold: Infinite Gold Card type: Quick Play Spell Rarity: Gold Secret Rare If a monster you control attacks a monster whose ATK is higher than itself during damage calculation: Your battling monster gains ATK equal to the difference between your LP and your opponent's

Set: Sun & Moon: Unbroken Bonds Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

Set: Duel Terminal 1 Card type: Tuner Monster Rarity: Common Attack: 1300 Defense: 300 Once per turn

Set: Ancient Prophecy Card type: Effect Monster Rarity: Secret Rare Attack: 1600 Defense: 500 When this card is Normal or Special Summoned: Place 1 Guard Counter on it

its ATK and DEF become half its current ATK and DEF until the end of this turn

Theban Nightmare [BP01-EN134] Common XY108 Set: Premium Gold: Infinite GoldSet: Battle Pack: Epic Dawn Card type: Effect Monster Rarity: Common Attack: 1500 Defense: 500 While you have no cards in your hand nor in your Spell & Trap Cards Zones, this card gains 1500 ATK.