Getting to explore is a good out to an enemy removal spell or after chump-blocking, and if you fill your deck with creatures that actually want to die, its profit on both ends
Isochron Scepter will certainly find a home in the 99 of any Orvar deck
But whats a reasonable option
Nahiri, Heir of the Ancients Nahiri, Heir of the Ancients comes with three useful modes for the Equipment deck and Warrior Equipment deck, all which you can use the turn you cast her, and none of which immediately uses up all her loyalty counters
You get to select cards and sculpt your hand as well as put three cards of your choice in the bin
A full display of Play Boosters supports one pod of eight players at a Draft event, with a few left over to use as prize support