Stone Ghost + Amazon of the Seas → Mystical Sand

Stone Ghost + Nekogal #2 → Mystical Sand

Stone Ghost + Witch's Apprentice → Mystical Sand

Stone Ghost + Maiden of the Moonlight → Mystical Sand

Stone Ghost + Queen's Double → Mystical Sand

Stone Ghost + Queen of Autumn Leaves → Mystical Sand

Stone Ghost + Invader of the Throne → Mystical Sand

Stone Ghost + Hibikime → Mystical Sand

Stone Ghost + Meteor Dragon → Stone D.

Kaminari Attack + Skelgon → Twin-headed Thunder Dragon

Kaminari Attack + Tyhone #2 → Twin-headed Thunder Dragon

Kaminari Attack + Lesser Dragon → Twin-headed Thunder Dragon