Ketramose, the New Dawn is a mythic Legendary Creature — God card from Aetherdrift (DFT), collector number 482. Current market price: — (foil $20.44), TCGplayer market prices via Scryfall.
Menace, lifelink, indestructible Ketramose can't attack or block unless there are seven or more cards in exile. Whenever one or more cards are put into exile from graveyards and/or the battlefield during your turn, you draw a card and lose 1 life.