Mike himself is not that inappropriate, however some games he plays and videos he reacts to do include suggestive content.

Some Games Show Blood and Gore, Some Really Detailed Gore and Blood is Censored but some blood is shown uncensored

Many uses of "Oh my God" in every episode.

Sometimes Mike says insults to the viewers (such as 'screw you guys', 'I hate you all' etc.) which he is 100% being sarcastic, but this may offend some.

Micheal sometimes says "Jesus Christ" as an exclamation

Whenever there is strong language in a game, Mike will most likely censor it, unless it is already obscured.

Some Games He Plays, Show People Smoking and Drinking

Some of the games Bijuu plays contains jumpscares