Mutating Frogster

Evolve (Whenever a creature enters the battlefield
under your control, if that creature has greater power
or toughness than this creature, put a +1/+1 counter
on this creature.)
Remove a +1/+1 counter from Mutating
Frogster: it gains hexproof, flying or deathtouch
until end of turn.
"That frog is slippery ..has wings ...and poison!?
I'm out of here."