Perfect For Families
Urza's Command can drop the power of other player's dorks out of nowhere, make a Powerstone, make a tapped Construct token to win the game, and then scry and draw, so I think that the Construct and scry and card draw are the default here, and that's pretty good for four mana instant speed
We won't rank them here, though, since they arent proper card-draw effects
It might be that your Commander struggles to enter the battlefield at all, especially if your playgroup plays a lot of blue (and especially if theyve read my recommendation to run Mana Drain more often)
One thing that's interesting, and worth considering, is whether The Deck of Many Things is actually any better in a Mr House deck than in other dice-rolling commanders like Wyll or Farideh, Devil's Chosen