Magicians of Bonds and Unity

Effect Monster · Spellcaster · LIGHT · ★8

ATK 2500/DEF 2500

“Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by having 25 or more cards in your GY. While your opponent has 25 or more cards in their GY, this card gains 2500 ATK/DEF.”