Zombyra

When this card declares an attack: You lose 500 LP, and if you do, this card gains 500 ATK. When a monster is destroyed by battle: You can equip this card from your GY to the monster that destroyed that monster, then you can destroy the 1 monster your opponent controls with the highest ATK (your choice, if tied). The equipped monster's name becomes "Zombyra", also its effects are negated. When the equipped monster declares an attack: Its controller loses 500 LP, and if they do, the equipped monster gains 500 ATK.