The Creature

Milk (At the beginning of your end step, you may
add milk counters to The Creature equal to the
number of lands under your control left untapped)
{3}, {t}, Remove all milk counters from
The Creature. Add {x} colorless mana to your
mana pool where {x} is the number of milk
counters removed. All spells in your hand gain
Flash until the end of turn.