4 You Can Sell Singles Online Or At An LGS A player can quickly sell off lots of bulk MTG cards at an LGS or online, but that still leaves the valuable singles, old and new
Based around scrying and casting high value instants and sorceries, Elminster's static ability reduces the mana cost of the next instant or sorcery you would cast by the number of cards you looked at the last time you scried
Priest of Fell Rites is rather slow, but I appreciate it either reanimating two creatures and being useful if you discard it to one of your many discard outlets
Flashback on a card means that in formats like Cube and Vintage, you start flashing back your Ancestral Recalls and Time Walks
You can get a lot of leverage out of it by triggering on your opponents' turns, and in turn having something to sacrifice for mana each turn makes that much more feasible
The best modes are likely going to be searching for two lands and distributing two +1/+1 tokens on each creature you control