Athreos, God of Passage [Journey into Nyx] Skeleton Wurm but you cannot Special Summon

but you cannot Special Summon monsters from the Extra Deck

You can only control 1 "Winged Kuriboh LV9"

Among the Fiend-Type monsters

Set: Ancient Guardians Card type: Synchro/Effect Monster Rarity: Collector's Rare Attack: 700 Defense: 1000 Cannot be Synchro Summoned

Athreos, God of Passage [Journey into Nyx] Skeleton Wurm but you cannot Special SummonSet: Journey into Nyx Type: Legendary Enchantment Creature God Rarity: Mythic Cost: {1}{W}{B} Indestructible As long as your devotion to white and black is less than seven, Athreos isn't a creature. Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life.