The 13th Grave + Yashinoki → Pumpking the King of Ghosts

The 13th Grave + Vishwar Randi → Armored Zombie

The 13th Grave + Hyo → Armored Zombie

The 13th Grave + Angelwitch → Magical Ghost

The 13th Grave + Dimensional Warrior → Armored Zombie

The 13th Grave + Ancient Sorcerer → Magical Ghost

The 13th Grave + The Little Swordsman of Aile → Armored Zombie

The 13th Grave + Princess of Tsurugi → Armored Zombie

The 13th Grave + Unknown Warrior of Fiend → Armored Zombie

The 13th Grave + Sectarian of Secrets → Magical Ghost

The 13th Grave + Ancient Tree of Enlightenment → Pumpking the King of Ghosts

The 13th Grave + Green Phantom King → Pumpking the King of Ghosts