The top decks all lean heavily on artifacts: Delver and G/R (Swords), Wolf Run Ramp (Sphere of the Suns, Inkmoth Nexus, Solemn Simulacrum), Control (Ratchet Bomb and Pristine Talisman), and Birthing Pod, Grand Architect, and Tezzeret (obviously)
You should also consider running engine pieces that trigger when other permanents enter the battlefield
You're essentially building a value engine that filters the top of your library while unleashing haymakers
If you are unable to cast a card from exile after it is placed there via Rebound, the card remains exiled for the rest of the game
It depends on your playing style, but an Esper midrange deck is considered by many to be a fantastic MTG deck for being ready for anything and facing opponents with a variety of playing styles