
When this creature dies, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Sultai Emissary has 3 printings, first in Fate Reforged (2015). EDHREC ranks it #21,814 among Commander cards. It appears most in Roshan, Hidden Magister decks (53 on EDHREC). It has 13 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.