Altering Gateway

Suspend 5 - {w}{u}
Rift - If you cast this spell from exile, you may pay {2}{w}{u}{u}. If you do, you may search your graveyard for three creature cards and exile one with five time counters and it gains suspend, shuffle one into your library, and put one into your hand. Then exile Altering Gateway.
"When time shift, reality bends. We must tread carefully when we travel."