Mm'menon, the Right Hand

{3}{U}{U} · Legendary Creature — Jellyfish Advisor · from $0.33

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."

Format legality

Lonis, Cryptozoologist (cEDH, 0.1% of the meta): 1 in the main deck of 40% of lists
Kilo, Apogee Mind (cEDH, 0.0% of the meta): 1 in the main deck of 50% of lists