So, building around TAUC mechanics like convoke and station is a way to access game-breaking tempo plays essentially for free, as a reward for doing something which is already valuable on its own at all points of the game
The deck doesn't focus enough on artifacts to use Bosh effectively
Entomb, as a cheap instant, can be set up from the start of the game at the end of an opponents turn, and is extremely unobtrusive when setting up plays later on
There are very few creatures that are able to halt the opponent's gameplan as much as this one can
More stack interaction would be good, but I'm unsure this commander could get beyond fringe cEDH in power level
Family Matters has a bevy of new cards, and some of them are real stand-outs not just within the precon, but for future deckbuilding