Abzan Sand Shaman

Whenever Abzan Sand Shaman enters the
battlefield bolster 1. (Choose a creature with the
least toughness among creatures you control and put
a +1/+1 counter on it.)
Whenever another creature leaves play bolster 1.
{w/b}, {t}: Outlast (Put a +1/+1 counter on this
creature. Activate only as a sorcery.)