Hulk - Find the Numbers

[Mistery]

Can you find all hidden numbers? Good luck!

Play Here

Please use spoilers to give hints:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.

[Addick]

On level 2 i'm sure I can see 12 on

his left bicep

but it won't give it to me.