lush grave lands

Godlight
when this enters the exsile the bottom card of
your library. the bottom card of your library is
always a land that say "when this land enters the
battlefield choose a color, {t} gain 1 mana of
that color." and tokens go to your graveyard.
{t}{x}:you may draw {x} cards and play {x} lands
this turn. {x} is equal to or less than the amount
of tokens in your graveyard.
{ut}{x}: sacrifice lush grave lands and gain {x} life