
Flying
Harbinger of Despair — Whenever this creature or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, target opponent loses 1 life and you gain 1 life.
Psychomancer has 2 printings, first in Warhammer 40,000 Commander (2022). EDHREC ranks it #9,204 among Commander cards. It appears most in Glissa, the Traitor decks (805 on EDHREC). 1 public deck on TCG runs it.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.