Riku and Riku [Unknown Event] SM78 if Nether Shadow is in

if Nether Shadow is in your graveyard with at least three creature cards above it

(Decorated cards include premiums

Set: Alpha Edition Type: Artifact Rarity: Rare Cost: {4} Nevinyrral's Disk enters the battlefield tapped

As a planeswalker

you may cast permanent spells from among them

Riku and Riku [Unknown Event] SM78 if Nether Shadow is inSet: Unknown Event Type: Legendary Creature Human Wizard Rarity: Common Double strike UR: Copy target instant or sorcery spell you control. Activate this ability only once. GU: Copy target creature spell you control. Activate this ability only once. (Copies of permanent spells enter the battlefield as tokens.)