Witch of Hidden Winter

{1}{u/b}, {t}: Target player discards a card at random.
If it is a creature card, create a token that's a copy
of that card, except it's a 0/2 black Treefolk.
Tap a Treefolk: Add any color of mana to your
mana pool.

"The trees she tends to so keenly seem to have
heartbeats."