Glocked and Loaded

Enchant Creature
Glocked and Loaded enters the battlefield with
3 ammo counters on it.
Enchanted creature has double strike.
{r}, Remove an ammo counter from Glocked and
Loaded: Enchanted creature gets +1/+0 until
end of turn.
At end of turn, if there are no ammo counters on Glocked and Loaded, sacrifice it.