Each has its own unique personality, and every glimmer fits into one (or two) of the inks
However, its my opinion that Faithless Looting is simply so good that it can be used in a completely fair capacity and should be a consideration for even non-graveyard red decks
The Reserved designation was applied to most cards from Alpha and Beta , as well as higher rarities of cards from the limited-print expansions that existed at the time
There's a host of cards from Neon Dynasty that care about you controlling an enchantment and an artifact such as Soul Transfer, and a monument gets you halfway there
With so many cards that exile cards from the battlefield as well, the options are a flourishing wellspring
#15 WotC themselves draw a distinction between 'design' and 'development', where design is making cards and development is adapting those cards to the limited / standard environment