Adding mechanical benefits to critical saving throws so players don't feel like their 20 is wasted.
Why have 18 skills when you can have FIVE? We’re giving D&D players more agency over the narrative implementation of their skillsets by streamlining a bloated system and highlighting a popular variant rule.
Casting big area effect damage spells is great fun. Taking forever to resolve them is not. Let's reverse engineer the saving throw math so we can get to the narrative resolution quicker.