Its fun to have a bunch of boosters to draft with friends, or you can hang on to them for future Chaos Drafts
Is there anything big that I have overlooked
Competitive Magic often runs on very thin margins, and small sources of card advantage like a two-for-one trade or blanking an opponent's card can easily be the difference between a loss and a win
A few currently existing options to make non-legendary or at least multiple copies of planeswalkers (thanks to @AlexP and @ArcanistLupus for the suggestions): Jace, Cunning Castaway Helm of the Host for a planeswalker turned into a creature (e.g
Stupidest card game I've ever seen
1) because coming up with cards is very difficult and 2) because it stops all target removal, and board wipes from touching any of your artifacts Also, most players dont run exiles for artifacts, so it is very hard for your opponents to remove Darksteel Forge from the game