Nintony, Graced Flower Dancer

Landfall —Whenever a land enters the
battlefield under your control, target creature
you control gains a flower counter. These
counters are not removed when a creature moves
to anywhere except your hand.
Dance of the Petals —{x}{g/w}{g/w}: Cast a creature
with mana value X and at least one flower
counter from outside of your battlefield. Replace
all flower counters on that creature with +1/+1 counters.