Skull Servant + Mystic Lamp → Magical Ghost

Skull Servant + Swordsman from a Foreign Land → Zombie Warrior

Skull Servant + Metal Dragon → Curse of Dragon

Skull Servant + Blast Juggler → Flame Ghost

Skull Servant + Sky Dragon → Curse of Dragon

Skull Servant + Thunder Dragon → Skelgon

Skull Servant + Magician of Faith → Magical Ghost

Skull Servant + White Dolphin → Corroding Shark

Skull Servant + Spike Seadra → Skelgon

Skull Servant + Barrel Rock → Stone Ghost

Skull Servant + Armed Ninja → Zombie Warrior

Skull Servant + Boo Koo → Magical Ghost