Helena, Book of Wonders

You may play an additional land per turn.
Landfall—Whenever a land enters the battlefield
under your control, add {w}{r} to your mana pool.
{t}: Create a 3/3 white spirit creature token with
flying and lifelink.
{1}{w}{r}: Add two +1/+1 counters among two creatures
{x}{w}{r}: Split damage among target creatures
your opponent controls where x is the amount of
white spirit creature tokens you control.