Neurotyrant

Deathtouch, Flying

Whenever you Surveil or Scry, Put a 1/1 green Tyranid creature token with Synapse, this creature gains +2/+0 and trample onto the battlefield.

{3}, Exile a Tyranid card from your graveyard: Put a +1/+1 counter on a creature you control, then a -1/-1 counter on a a creature you don't control.