Gaea's Blessing [Eternal Masters] XY194 Serum was once derived from

Serum was once derived from Mirrodin's blinkmoths

(Most Duelists never noticed

This card cannot be Special Summoned except by Tributing 1 face-up 'Warrior of Zera' on your side of the field while 'The Sanctuary in the Sky' is on the field

●Send 1 card from the top of your Deck to the Graveyard

Gaea's Blessing [Eternal Masters] XY194 Serum was once derived fromSet: Eternal Masters Type: Sorcery Rarity: Uncommon Cost: {1}{G} Target player shuffles up to three target cards from their graveyard into their library. Draw a card. When Gaea's Blessing is put into your graveyard from your library, shuffle your graveyard into your library.