Time Flux

Suspend X: ( When this card enters the field;
exile it and put as many time counters on this
card as you want. Then on each of your upkeeps,
remove one counter; when there are no counters
on this card; return it to the battlefield and its
effect goes off. )
Search your library for a creature with
converted mana-cost X and put it on the
battle-field, X is equal to the number of time
counters you originally put on this card.