Archnid, The Lacerater

Bleed— If an opponent lost life this turn, Archnid, The Lacerater costs {g} less to cast.

Trample, Devour (Whenever this creature
blocks or is blocked by a creature with lesser toughness, put a +1/+1 counter on this creature)

{g}{g}: Archnid, the Lacerater gets +0/+2
until end of turn.