I know whenever you vod review you’re not supposed to focus on small mistakes and focus on the main issues, but whenever I try to vod review I can only see these small mistakes. What should I look for when vod reviewing to find the big mist...

Basically the title. I've been playing for a few weeks now and I've basically settled into maining Fade/Viper. One of my buddies said I should be trying out other roles like Duelist and suggested Yoru. I honestly doubted that I would enjoy...