Kalastria Orb-Slinger

Deathtouch
At the beginning of your upkeep, if Kalastria Orb-Slinger does not have a +1/+1 counter on it, place a +1/+1 counter on it.
{t}: Remove a +1/+1 counter from Kalastria Orb-Slinger, it deals 1 damage to target creature. This ability deals combat damage and can not be countered.