Jazaar's Puzzle Box

{2}{t} Scry 2, then exile the bottom two cards of
your library.
At the beginning of your upkeep, if there are
twelve or more cards with the same converted
mana cost exiled with Jazaar's Puzzle Box, scry X,
where X is the number of cards exiled with
Jazaar's Puzzle Box.
When the Puzzle Box is completed, the whole of
Jazaar becomes clear.