Cryonos, Palace of Cryoperia

({t}: Add {w} or {u} to your mana pool.)
Cryonos enters the battlefield tapped.
Whenever a snow permanent enters the
battlefield under your control, you gain 1 life.
Cryonos is the Palace of Ice, also known as the palace
of the Ice Kingdom, Cryoperia. Cryonos was created
by a powerful snow elf who now rules over the city.