You can't choose to make your life total 20 and your opponent's 0
You'll keep any hand that actually generates your mana advantage quickly enough, but you may need to sequence your enablers to maximize your chance of actually doing something
Inspired InsurgentInspired Insurgent lets you pay one, sacrifice it, and destroy an artifact or enchantment, which is exactly the type of interaction that some decks out there can never get enough of
(A good test is if you would recognize the card if it were played across the table in a match against you.) This alter is probably a lot of fun for Commander or casual play, but its not something you can play in a tournament.
Being able to remove a blocker each turn has a big impact on the game, helping shore up a weakness to fatties that plagues this sort of deck
It still has a relevant home alongside Magic's best Treasure commanders