Scurrier Scorpion

Evolve
First Strike
Infect (This creature deals damage to creatures
in the form of -1/-1 counters and to players in the form of poison counters.)
{u}{g}: Give Scurrier Scorpion a -1/-1 counter
for each poison counter on opponents. If this kills Scurrier Scorpion, regenerate it with deathtouch.