Oasis Prowler

Apex Predator (This card costs {1} less to
cast for each creature each opponent controls
with power less than this creature's power)
Tribute 3 (As this creature enters the battlefield,
an opponent of your choice may put three
+1/+1 counters on it.)
When Oasis Prowler enters the battlefield, if
tribute wasn't paid, Oasis Prowler fights up to
two target creatures.