Mystic Swordsman LV4 [DR3-EN012] Ultra Rare HarperPrism Book Promos Hidden Gibbons becomes a 4/4

Hidden Gibbons becomes a 4/4 Ape creature

Ugin's whispered summons led Sarkhan Vol to the moment that would echo down the centuries and seal Tarkir's fate: the primal battle between Ugin and Nicol Bolas

where X is the number of cards in your hand minus 4

destroy that permanent

then discard four cards

Mystic Swordsman LV4 [DR3-EN012] Ultra Rare HarperPrism Book Promos Hidden Gibbons becomes a 4/4Set: Dark Revelation Volume 3 Card type: Effect Monster Rarity: Ultra Rare Attack: 1900 Defense: 1600 If you Normal Summon this card, you must place it in face down Defense Position. If this card attacks a face down Defense Position monster, destroy the monster immediately with this card's effect without flipping it face up or applying damage calculation. During the End Phase of a turn that this card destroyed a monster by battle, by sending this card