Gate to Eternity

When you cast Gate to Eternity, you may sacrifice any number of creatures.
Gate to Eternity cannot be countered.
{t}: Add one mana of any color.
{t}: Create a 1/5 Elemental creature token with defender. Activate this ability only if you sacrificed 5 or more creatures with Gate to Eternity.
{w}{u}{b}{r}{g}, {t}: Target player loses the game. Activate this ability only if you sacrificed 25 or more creatures with Gate to Eternity.