Malphysix, The Heartpiercer

Affinity for Rakdos (This spell costs {1} less to cast
for each permanent you control with a Black and
Red colour identity.)
Flying, Haste
Mountains and Swamps you control gain "{t}: Add {b} or {r}"
{t}Sacrifice a creature: Put X +1/+1 counters on Malphysix, The Heartpiercer where X is the sacrificed creature's power.