Any card with abilities which let you reuse it from the graveyard (encore, escape, flashback, unearth etc.) can make great discard fodder
there are better ways to draw cards for five or six mana, except maybe in mono white
All you have to do is cast spells on your opponents turn, which is quite easy for a deck with lots of Instants and Creatures with Flash
Extinction Event Next on the list of budget MTG black board wipes is Extinction Event
Although seemingly less powerful cards the RtR Charms are on the whole a lot more useful in an ongoing capacity under a Scepter
Yes, it is a powerful Food commander, and yes it turns other peoples creatures into Food artifacts (Karn, the Great Creator is mean in this deck.) But otherwise, this commander seems pretty bland