Kai'Sa, Daughter of the Void

Second Skin - {w/u}, {t}, Sacrifice target creature:
Kai'Sa, Daughter of the Void gains its keyword abilities and they remain on Kai'Sa as it moves to
any zone other than a player's hand or library.

Living Weapon - Kai'Sa, Daughter of the Void's
power is equal to the number of creatures sacrificed with Second Skin.

"Survival is an instinct we all have."