||The episode "Mewberty" has some sexual undertones as Star goes through puberty, such as Star admiring shirtless men from inside a locker.
The word 'hussy' is used in "St. Olga's School for Wayward Princesses".
In one episode, Marco's parents are seen bathing in a hot tub with no clothes, but nothing is shown except their heads.
A boy and a girl kiss each other in 2 episodes.
"The Battle for Mewni" Move could have some minor but mature jokes but nothing too big.
||Comical mild fantasy violence on a regular basis.
||Very mild schoolyard words such as 'turd' and 'loser'. There is a use of "flesh-wad" some may not realize that the joke is a parody of "f***wad.
||There's a recent episode where Star and her friends would experience a "trip" after eating "Goblin Dogs" which look like regular hot dogs. But afterwards they are not damaged by the effects only feeling amazed by the taste.
||Similar to "Invader Zim" the show could sometimes come to a comical way of some of the more frightening moments. Some minor dark humor can appear.
In "Storm the Castle", Toffee's arm gets blown off my Star's magic from her wand. Toffee's arm is regenerated, and the arm growing back may be unsettling for some younger audiences.
In the same episode, Marco is about to be crushed and killed by Toffee's shrinking glass box.
The last episode of Season 2 is very emotional.
"The Battle for Mewni" Movie has so far some of their most intense moments in the show. Particularly Toffee's parts at the beginning and at the end.