card sleevs Translucent Gift Sleeve (GCS00) microns thick Regular Card Sleeves (100 count)

Guard Penguin X WATER Level 4 [ Winged Beast / Effect ] ATK 0 DEF 1200 When you take damage from a card effect (except during the Damage Step): You can Special Summon this card from your hand, and if you do, gain LP equal to the damage you took

Mewtwo has always been a very popular member of the Pocket Monsters cast so it's definitely completely expected for him to have a top dollar card

Toshiro Umezawa Toshiro Umezawa is the best jank deck in black

Couple this with the fact that it destroys any Warrior Monsters, including the users own, and it may be among the hardest Warrior-related cards to use to its highest potential