Fate's Three Slot Machine

Any player may activate this card's ability at any
time.
{3}: Reveal the top 3 cards of your library. If two
of them are the same, then add them to your
hand. Put the other card at the bottom of your
library. If all of them are the same, then add
them to your hand, you gain 3 life, and untap
3 lands. If all of them are different, then put
them at the bottom of your library in a random
order faced down.