Some cartoon robot violence, shooting and explosions.

There is very little to no body count in the first two seasons, but has increased in the third and fourth seasons.

Galvatron is extremely verbally and physically abusive to his followers, sometimes killing them without any reason.

One episode involves the Decepticons getting and later acting drunk on a pink fuel called Energon. Might be suggestive for older viewers.

In season 3, a main character dies.

The third and fourth seasons are much darker in tone and takes place in post-war settings as well as deaths of major characters.