Mercurial Geists [Eldritch Moon] Human Mystic attach that card to this

attach that card to this card as material

Set: Duel Terminal 1 Card type: Normal Spell Rarity: Common Attack: 0 Defense: 0 Activate only while you control a face-up "Dark Magician"

you cannot Special Summon monsters

"Words—so innocent and powerless are they

Mercurial Geists [Eldritch Moon] Human Mystic attach that card to thisSet: Eldritch Moon Type: Creature Spirit Rarity: Uncommon Cost: {2}{U}{R} Flying Whenever you cast an instant or sorcery spell, Mercurial Geists gets +3 +0 until end of turn. "Procedural misstep: provocation of geists for the purpose of yielding more energy can compromise containment units. Next action: clean up mess." Laboratory notes