Warlock 2024 Vs 2024. So for sh!ts and giggles, i tried recreating my 2014 warlock using the 2024 rules. Below are all the changes to the 2024 warlock versus the 2014 warlock (notably, both still fall under the dnd 5e rules).

For hex blade subclass on a 2024 warlock. 2024 warlock changes from 2014 rules;