Simic Biotester

When Simic Biotester enters the battlefield, put
a +1/+1 counter on target creature.
Whenever you put a +1/+1 counter on a
creature you control, you may put your choice
of a flying, first strike, deathtouch, hexproof, lifelink, menace, reach, trample or vigilance
counter on it as well.
"Don't worry, it's just a test!"