Those are good, but they arent as special
Like Infernal Plunge, Brightstone Ritual only costs one mana
Yeah, I mean, you can Disenchant your Necropotence, if you really want to
Youll need to keep track of what youre casting, but it can get out of hand pretty quickly when youre throwing Vandalblast and Windfall around
Heck, there are even cards that reference a D&D game that the designers played (Ill get to that)
You can cast the Emissary on turn one for its Warp cost of one blue or red mana, and though it'll exile itself at the end of turn, you can empty your hand of free artifacts like Lotus Petal, Mishra's Bauble, Chrome Mox, or Urza's Bauble to generate a turn one air force, which can also act as ramp