Shocker, the Electrocutioner

{t}: Deal 2 to any target.
Power Up (When this creature deals combat damage
to a player, if it isnt powered up, put a +1/+1 counter
on it. This creature is powered up when it has a
+1/+1 counter.)
Whenever Shocker is powered up, he has
{t}: Deal 2 damage each to up to two targets.