Yes and no. He's mostly PG, though there's a little 'bad' language in there. He also does a bit of mild perving over the female characters, so you might want to watch it through first. Maybe for older kids, early teens and that.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'