I think it would be cool gamemode to be able to pick and choose other agents ability. For example jet has E dash Q Phoenix flash C turret X Phoenix ulty There will be some restrictions like no more that 3 flashes or all your ability cant...

As according to the title I am wondering why this game doesn't have replayable matches that you can either use to improve and look at your mistakes or even decipher if a tough opponent was just having a "good" day.

You finally have some time to yourself. You log-on and play some comp - maybe enough time for 3 games if you're lucky. Game 1 - you get smurfed on and destroyed. Game 2 - not a single person on your team has mics, several instalock duelists...