Isolated Blastseeker

Whenever you cast an instant or sorcery spell, you may pay {u/r}{u/r}. If you do, search your deck for an noncreature spell with converted mana cost equal to or lower than that spell, then exile it with 2 time counters on it. If it doesn't have suspend, it gains suspend.
This spell is the fruit of countless days of research. Behold!