Mm'menon, the Right Hand{3}{U}{U}

Legendary Creature — Jellyfish Advisor

Flying
You may look at the top card of your library any time.
You may cast artifact spells from the top of your library.
Artifacts you control have "{T}: Add {U}. Spend this mana only to cast a spell from anywhere other than your hand."

3/4

Illustrated by Joshua Raphael