Cryomancer
Arcane
The armor is enchanted. Permanence dates back to OD&D(see Greyhawk supplement)
On D&D enhanced armor gives non stacking bonuses. This is very different if every wizard in D&D world had the same INT and secondary attributes, working like clones and the difference between an strong to an weak barbarian is not how muscle mass they have. Is how enhanced their carnival looking armor are. At this point, are you playing an character or the gear that they are wearing? Are you playing an RPG or an Barbie Dressing game? He mentioned that 90s mechanics should be on 90s without saying why. Why people accept BS like it easily in video games but if an novel writer create an fictional setting where every necromancer is an clone of other necromancers, people will criticize? And yes, modern games are full of BS.