Devoted Sultai is a uncommon Creature — Snake Druid card from Unknown Event (UNK), collector number UG03. Current market price: $0.15, TCGplayer market prices via Scryfall.
When this creature enters, you may return target card from your graveyard with mana value X or less to your hand where X is your devotion to Sultai. (Each {U}, {B}, or {G} in the mana cost of permanents you control counts towards your devotion those colors.)