Card name: Esperzoa
Mana Cost: CMC2Color U
Converted Mana Cost: 3
Types: Artifact Creature — Jellyfish
Card Text: Flying

At the beginning of your upkeep, return an artifact you control to its owner's hand.

Flavor Text: The more metal it digests, the more its jelly will fetch on the alchemists' market.
P/T: (4/3)
Expansion: DU Starter set
Rarity: Uncommon

Card rulings (?)
2009-02-01 When Esperzoa's ability resolves, if you control no other artifacts, you'll have to return Esperzoa itself.