Let's hack smites to reinvigorate Paladin spellcasting, discourage multiclassing for the sake of powergaming, and promote more dynamic playstyles.
People love making Tieflings with all arrays of skin color. What do the rules say about that? And should you listen? Let's scope our some infernal bloodlines.
Adding mechanical benefits to critical saving throws so players don't feel like their 20 is wasted.
I ran a poll asking folks about their gender identity, what races/classes they've played, and what races/classes are their favorites. Here's the results of 1150 responses.
Reviving the death save mechanics to give more interesting narrative results and keep fallen PCs engaged.