Shadow Specter + Oscillo Hero → Armored Zombie

Shadow Specter + Lesser Dragon → Dragon Zombie

Shadow Specter + Darkworld Thorns → Pumpking the King of Ghosts

Shadow Specter + Witch of the Black Forest → Magical Ghost

Shadow Specter + Abyss Flower → Wood Remains

Shadow Specter + Greenkappa → Zombie Warrior

Shadow Specter + Living Vase → Wood Remains

Shadow Specter + Tentacle Plant → Wood Remains

Shadow Specter + Morphing Jar → Stone Ghost

Shadow Specter + Fairy Dragon → Dragon Zombie

Shadow Specter + Lady of Faith → Magical Ghost

Shadow Specter + Snakeyashi → Pumpking the King of Ghosts