A deck with a commander that costs three mana may play more 1mv ramp, despite its fragility, to facilitate playing its commander on turn two
Paper Quality This one is only really noticeable when holding the cards or stacking them, but the paper quality is different in both English cards are thicker and don't allow any light to pass through (except in WOTC vintage sets)
It feels like youre going to need 3-4 mana minimum to be able to madness most of these cards (most your discard outlets cost 2 mana, most your madness costs are 1-2, though some higher)
Youve got access to every creature in Magic (well, except Timmerian Fiends and Tempest Efreet), and you dont have to pay for it
But even without a Demon, the card draw likely outweighs the life loss for most decks
There are dozens of Humans to choose from, and aside from the ones that Ill cover in later sections, there are a few remaining shoutouts