Combos Utilizing Primal-Growth

sacrifice wirewood herald for primal growth's kicker cost to get two lands and a potentially devestating elf from your deck.

cast primal growth on opponent's white creature to increase its power by 4. kill it with cinder cloud. opponent loses life equal to creature's power plus 4

sacrifice explorer for as the kicker to get four new lands

.

once you have an blazing effigy in play , play a primal growth and sacrifice the effigy to pay the kicker cost. now you get two basic lands and get to deal 3 damage to a target creature.

before blastoderm fades away, sacrifice it to search your library for 2 basic land cards instead of 1. put both basic lands into play.

attack with dark maze. before the end of your turn, cast primal growth & sac dark maze. searchyour library for two basicland cards & put both into play