Myconian Spore Troll

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.)
When a Fungus creature enters the battlefield, put a +1/+1 counter on Myconian Spore Troll.
Remove a +1/+1 counter from Myconian Spore Troll: Regenerate.