There are some dangerous situations such as gunfights, fist fights, Moe threatening people with weapons such as guns, knives, etc.
Some episodes feature blood and gore.
Non-dramatic comedic slapstick violence may occur throughout the show.
Throughout the show, whenever Bart does something rude, inappropriate or annoying, Homer would start strangling Bart and then he says "Why, you little...!" This is a running gag and is intended to be funny, but it may disturb some viewers.
In the annual Treehouse of Horror episodes, over the top, extremely gory horror-violence is often shown but it is always meant to be comedic.
One episode shows a kid assaulting a mailman, at the end of the short scene, the kid slits his throat with a letter. A little blood is shown.
The older episodes have nothing more than some scrapes and a little blood, but most seasons around the teen seasons have more gore.
Barely any grown man such as Homer is shown strangling his son a lot in the series, but it's not violent and played for comedic effect.
A decent amount of episodes a season are gory and bloody
Unnecessary violence but it's funny
There are some murders and su*cide references in their Halloween specials, but it's more funny than actually scary or gory.
Every episode has frequent slapstick and cartoon violence: Car crashes, explosions, practical jokes, injuries, schoolyard bullying, but not very violent. However in Halloween specials are particularly violent, with animated disembodied limbs and heads, blood, and gore.
The scenes where the kids watch their favorite cartoon, there is some extreme over the top violence. Lots of blood and gore is featured. The cartoon is only featured for very small sections of some episodes, but a few episodes have it be part of the plot.
The Simpsons violence and gore in some episodes have graphic violence including blood and gore, like an par of Family Guy, South Park, and Rick and Morty, but its less violent and tamest.
Believe it or not, many of things, sometimes inaccurately attributed to "South Park," was on "The Simpsons" long before. Some early episodes from before 1997, had hard R-rated/18 type graphic violence and played off as a joke - including one episode in which Bart and Lisa watch a scary horror movie made by Homer and his bros. "The Itchy and Scratchy" shorts are also very graphic. And get progressively more graphic which each passing season.
In season 32 in one of the episodes there is alot of gore. Homer drags a man across the ground face down you can see a large trail of blood and he realised that he killed him. They also have bloody organs and removed limbs with blood.
Some episodes contains graphic violence.
Pretty gory at the last seasons.
Mild in some episodes.
Most of the stronger violence are from the Treehouse of Horror episodes and is all meant for comedic puposes.
A running gags when Homer gets hurt, he would said "D'oh!" as a catchphrase. Played for laughs.
Mild to Moderate violence. Although sometimes it can get severe.
Many episodes contain comic animated violence, including blood.
A show-within-a-show, titled "Itchy & Scratchy", itself a parody of Tom and Jerry, includes uncompromising scenes of violence, including blood, gore and viscera.
The annual Treehouse of Horror episodes (which are non-canonical) also contain such violence, but often involving more prominent characters of the series. These episodes generally contain instances of over-the-top bloody violence (including images of gore, viscera, decapitation and mutilation).
While violence on the show is cartoonish and intended to amuse, as opposed to horrify.