Yubel - The Ultimate Nightmare (Quarter Century Secret Rare) (RA03-EN191) - Quarter Century Bonanza 1st Edition Number_LCJW-EN267 when your opponent activates a

when your opponent activates a monster effect (Quick Effect): You can make this card gain ATK equal to that opponent's monster's original ATK until the end of this turn

Special Summon 1 Tuner Synchro Monster from your Extra Deck

you can discard 1 card to destroy 1 monster on the field

When the selected monster is destroyed

ATK / DEF3500 / 3000

Yubel - The Ultimate Nightmare (Quarter Century Secret Rare) (RA03-EN191) - Quarter Century Bonanza 1st Edition Number_LCJW-EN267 when your opponent activates aTypeFiend Effect Monster AttributeDARK Level Rank12 Card TextCannot be Normal Summoned or Set. Must be Special Summoned by "Yubel Terror Incarnate". Cannot be destroyed by battle. You take no battle damage from battles involving this card. At the end of the Damage Step, if this face up Attack Position card battled an opponent's monster: Inflict damage to your opponent equal to that opponent's monster's ATK, also destroy that monster.