According to Nielsen Media Research, the episode was seen by an estimated 0.380 million household viewers and gained a 0.2 ratings share among adults aged 18–49.
At the beginning of the episode, the Narrator (Jon Hamm) explains the Nocebo effect, where the human body experiences a negative reaction to harm.
He also states that this could lead to a contagious case of mass hysteria, highlighting the dancing plague of 1518, the Tanganyika laughter epidemic, and the Ganesha drinking milk miracle.
In March 2018, it was reported that the third episode of the season would be titled "Chapter 11", and was to be directed by Sarah Adina Smith and written by series creator Noah Hawley and co-executive producer Nathaniel Halpern.
[1] In its original American broadcast, "Chapter 11" was seen by an estimated 0.380 million household viewers and gained a 0.2 ratings share among adults aged 18–49, according to Nielsen Media Research.
The site's consensus states: "The third episode of Legion's second season proves to be a visually stunning - if occasionally inconsistent - dose of surrealism.
Club gave the episode an "A-" grade and wrote, "The series is trying to get at the ways in which we all construct our own realities, once more attempting to close the gap between David's immense power and the rest of us.
"[6] Alan Sepinwall of Uproxx wrote, "It's another visually inventive episode that feels a bit low in calories, particularly when we get to the obligatory sequence where David travels into the minds of his friends to free them from the monk's spell.
This is familiar genre stuff, the kind every show like this eventually tries because it's a more interesting way to delve into the psyches of the characters than to, say, put them in therapy for an hour.
"[7] Evan Lewis of Entertainment Weekly wrote, "The resurfacing of some horror elements is a good look for Legion, although the show hasn't quite made it back to season 1's levels of psychological spookiness.
"[8] Oliver Sava of Vulture gave the episode a 2 star rating out of 5 and wrote, "There's so much rich material to explore here, especially in regards to how people emotionally process trauma, but that's all getting lost in the larger Shadow King narrative.