
Companion — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)
As Umori enters, choose a card type.
Spells you cast of the chosen type cost {1} less to cast.
Umori, the Collector has 9 printings, first in Ikoria: Lair of Behemoths (2020). EDHREC ranks it #10,619 among Commander cards. It appears most in Uugguu, the Omniplasm decks (2,281 on EDHREC). It has 17 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.