Nearly all of the violence is played for laughs. It is only funny not very frightning.
In a scene Happy Gilmore is Show being hit by baseballs.
A man is shown with a nail sticking out of his head.
Happy Gilmore is prone to throwing tantrums/meltdowns due to his anger issues.
Very mild pretty much. But there is some battery.
Happy Gilmore destroys some props in a golf course that will costs hundreds of money in real life.
There is a scene where Happy gets mad at a clown obstacle at a golf course. He shouts "you're gonna die clown" and hacks off its nose with his golf club.
A man takes someone's shirt off and punches him in the face.
There is a 5 second scene where you can clearly see a crocodile's eye in a jar, then later we see the crocodile's head in a box.
Two men fight and it involves many punches to the face, tackles and some swearing.
A man falls out a window (nothing is shown)