Subterror Behemoth Umastryx [TDIL-EN083] Ultra Rare Duelist Pack Collection Tin during damage calculation: This card

during damage calculation: This card gains ATK equal to the current ATK of the opponent's monster it is battling during that damage calculation only

Set: Ancient Guardians Card type: Normal Spell Rarity: Collector's Rare Discard 1 Level 8 monster

Set: Legendary Collection 3: Yugi's World Card type: Normal Monster Rarity: Ultra Rare Attack: 1500 Defense: 1200 This monster moves so fast that it looks like an illusion to mortal eyes

destroy all monsters your opponent controls

then target 1 "Alpha The Magnet Warrior"

Subterror Behemoth Umastryx [TDIL-EN083] Ultra Rare Duelist Pack Collection Tin during damage calculation: This cardSet: The Dark Illusion Card type: Flip Effect Monster Rarity: Ultra Rare Attack: 2000 Defense: 2700 FLIP: You can target 1 monster your opponent controls; banish it. You can only use this effect of "Subterror Behemoth Umastryx" once per turn. When a face up monster you control is flipped face down, if you control no face up monsters: You can Special Summon this card from your hand in Defense Position. Once per turn: You can change this card to face