Timoc, False Savior

Trample
Whenever a creature you control regenerates for
the first time each turn, it gains until end of turn
"The next time this creature is tapped by an
ability you control, you get an experience
counter."
Destroy another target creature you control:
if target creature was destroyed this way, Put X
+1/+1 counters on Timoc, false savior equal to
the number of experience counters you have.