Until your next turn, instant, sorcery, and planeswalker spells that player casts cost less to cast
If everyone plays at least one one or two drop, and a three drop before you untap on turn three, and someone has made a treasure or a clue, thats already ten nonland permanents
The chaos effect is fine, although doesnt feel terribly chaotic, and is easy enough to play around, which feels antithetical to the concept of chaos
Each deck contains: 100 cards in one ready-to-play deck 30 of which are brand-new cards made specifically for this commander set
Interestingly, he was a Keeper of the Map back in Into the Inklands with a similar chest
I put these two together because they go for the same kind of humor and I think it works really on both of them