Thinking about it, he'd be perfect with the new Omen dragon cards from Tarkir Dragonstorm
Pairs well with beefy Wizard lords such as Cyclone Summoner and Galecaster Colossus
If a spell with rebound that you cast from your hand doesn't resolve for any reason, including being countered, that spell won't resolve and none of its effects will happen, including rebound
Its a great aesthetic, and its clearly proving to be very popular among Final Fantasy/MTG fans, given the prevalence of this card type on this list
The fact that its an instant means that you can often bluff an overloaded Cyclonic Rift just be leaving mana open and people will likely avoid putting too many things onto the board or swinging at you with too many creatures because they dont want to have to go through the pain of rebuilding after being hit by this back-breaking board wipe
The real meat here is the board wipe recovery on the activated ability