Oras, Devoid of color

Whenever a player casts a colorless spell, they
gain 2 life.
Colorless noncreature nontoken artifacts gain "{2}{c}, {t}: Draw a card.".
Whenever a land Enters the battlefield, it looses
its abilities and gains "{t}: Add {c}{c}.".
Assist {10} Sacrifice Oras, Each player sacrifices
all colored permanents he or she controls, any
player may activate this ability any time he or she
can cast a sorcery. (players assisting may pay the
costs any time they can cast an instant)