Ivante, Master of Time

Spells you cast have Suspend {2} - {u/r}{u/r} (Rather than cast this card from your hand, you may pay {u/r}{u/r} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last time counter is removed, cast it without paying it's mana cost.)

{t},{u/r}: Choose target spell opponents control, that spell gains 2 time counters. (At the beginning of the owner's upkeep, remove a time counter. Once there are no time counters, the owner may cast it without payin