Kethis, the Hidden Hand is a mythic Legendary Creature — Elf Advisor card from Magic: The Gathering (Core Set 2020 Promos, PM20). Current market price: $5.57.
Legendary spells you cast cost {1} less to cast.
Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard."
