The only commonly played ones I can think that are killable and fly are things like Mulldrifter and Baleful Strix and random Aven Mindcensor
Delirium working on any card type helps this fall into medium rather than small
They sit perfectly in that modal space for Commander, offering some very powerful effects
If you somehow put a card with augment onto the battlefield without actually augmenting it, it will head to the graveyard
Gary loves big board states, where you've filled your board with lots of black cards and have a high devotion, but that isn't completely necessary for him
While its not a fast or competitive plan, its a blast for casual podsopponents laugh at what youre giving away, youre steadily drawing into more gas, and every game feels like a bargaining session at Stiltzkins traveling shop