Rosa, Boxing Botanist

Trample, first strike
Whenever Rosa, Boxing Botanist attacks, put a
shield counter on her.
Flower Power—Remove two shield counters from
Rosa: Create a 2/2 green Plant creature token
that has "{t}: Add {g}."
Whenever a creature you control taps for mana,
put a +1/+1 counter onto Rosa, Boxing Botanist.