Clearly an anon fapping to ass nipple porn in his cave. He seems to be a connoiseur of said pornographic material since he appears to smile.

Literal cancer in its worst form. I'm sorry sir, but your wife has breast cancer.

The official cigarette flag

Green haired thing with a same colored mustache and a nosebleed

That's a giraffe neck. Though it isn't complete it is very much aesthetic.

A master execution of this hilarious pun. Very obviously inspired by famous "Death Metal" bands !

The end of the green Tee is stuck between the cheeks of a naked person's ass who has a very long spine. On the Right you can see a golfclub.