So I'm going to start doing let's play videos like nova, sp00n, pewdiepie, tobygames, and what not so I just wanted to know what you guys like about certain lets players like what makes you laugh and keep watching thei videos thanks!So I'm going to start doing let's play videos like nova, sp00n, pewdiepie, tobygames, and what not so I just wanted to know what you guys like about certain lets players like what makes you laugh and keep watching thei videos thanks!

It's because the users you listed are all confident of their words in front of the camera. They can be talkative so it makes it more of a fun gameplay. They make funny jokes along the video so it's less boring. Also, they didn't quit on making videos and each of them have been on YouTube almost ever since it started.