1. First, when he wasn't afraid to state the obvious:

2. When he made it clear on Twitter that he was def NOT #TeamJoe:
A: He is a murderer https://t.co/g2g4f3JvaF
3. When he said Joe is pretty much doomed:

4. When he begged people to please, please stop defending Joe:

5. When he was not here for everyone thirsting over Joe:
...of problems, right? https://t.co/9NmOGWvSYb
6. When he dragged Joe for his double standards:

7. When he dragged Joe and Love:

8. When he was a little concerned about his typecasting:

9. Actually, very concerned:
Yeah I really should consult with my agent about this huh https://t.co/cmrr7wJo9f
10. When he roasted the fans just as hard as he roasts Joe:

11. When he called out Joe's extremely flawed morality:

12. When he was seriously DONE with the Joe Train™ on Twitter:
Ditto. It will be all the motivation I need for season 2. https://t.co/fy2hojauDG
13. And finally, when he put it simply:
In conclusion:
other actors about their characters: well they've done some bad things but they also make you sympathize- penn badgley: he's literally the worst person in the entire world please hate him