Principal Gen, Belletrist

Principal Gen, Belletrist enters the battlefield
with a Dream counter on her.
Cultivate — Tap three lands you control: Target
creature you control gains a Dream counter.
Then, each creature you control gains a +1/+1
counter for each Dream counter on them.
Every child came to Gen with their troubles and
concerns. She took note when eleven of her kids
all described to her the same bad dream...