"Lier, Disciple of the Drowned" is a powerful support creature, preventing spells from being countered and granting spells in the graveyard flashback, allowing them to be cast again
Kenrith's ability to pull creatures back from the graveyard could help with this, though I don't know how often I'll really want to use Kenrith to saddle up The Gitrog, Ravenous Ride
This makes combat a nightmare, as no one else wants Creatures to die in combat otherwise you get more Treasures
8 Shahrazad Market Price: $456.27 One of the most unique card effects ever put on a trading card, Shahrazad is on the Reserved List and one of the few cards banned in every single format
As the Commander format is rife with low-mana artifacts that can provide early game value such as Sol Ring and Arcane Signet, Thieving Skydiver can deprive opponents of the value of their mana rocks, gaining them for one's self
Let's say a store is running an event in which the prizes are boosters from the current set