Murkfiend Liege

Creature — Horror - (rare)

Other green creatures you control get +1/+1.
Other blue creatures you control get +1/+1.
Untap all green and/or blue creatures you control during each other player's untap step.

Price

tcgplayer 0.85

cardsphere 1.03

cardkingdom 1.99

cardmarket 1.46