Cards like Sheoldred, the Apocalypse can drain your opponent for a bunch of life in conjunction with a wheel, while Smothering Tithe can generate a ton of Treasures for you
Since only one spell per turn is castable, counters are nasty, and thus an uncounterable draw win con here is powerful there and your dorks tend to be nasty size so you can go really big, really quickly
It was made to work very well with adventure cards, so you can play the adventure side of the exiled cards and play the regular side on a later turn
Tuesdays big Weekly MTG update switched up the brackets and the Game Changers list, for a start
As with any in-person transaction, safety is key
Thats the whole point I was highlighting