Exava, Rakdos Blood Witch is a rare Legendary Creature — Human Cleric card from Dragon's Maze (DGM), collector number 69. Current market price: $0.22 (foil $0.50), TCGplayer market prices via Scryfall.
First strike, haste Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.) Each other creature you control with a +1/+1 counter on it has haste.