Marvel Girl (Jean Grey) is drowned by Lord Attuma. She wakes up in Atlantis, wearing Atlantian clothing. Jean tries to escape, but she's choked unconscious while underwater. Beast manages to rescue her. Lots of unconscious shots of Jean Grey!

This manga is about a boy who meets a girl from an RPG video game he plays. As the boy is playing the game, the girl is losing a virtual battle. Right before she "dies", the boy manages to get her transported to his bedroom! The RPG girl is reall worn out, and her costume is in tatters. She later uses a healing spell t...

A female rebellion fighter is knocked out when a laser hits her shoulder. Darth Vader makes an appearance and chokes the woman.

Camilla suffers yet another blow to the head as she struggles to protect the Fiction House Jungle from evil. Source: Digital Comic Museum

Wonder Girl falls for the old "he's over there" trick in this mid-60's version of the Teen Titans! Source: blog

Emma Frost vs Bianca LaNeige A rare KO from a mayo/frying pan/watermelon combo. Art by Terry Dodson

From Avengers, Volume 1, Issue #193 (Marvel, March 1980) -- the Wasp engages the villain Inferno in battle, but is immediately KOed! Source: My Collection

Poison Ivy knocks out Starling aboard an oil platform. Ivy carries the unconscious girl away from an explosion.

Madame Xanadu and her team get gassed unconscious in a sneak attack. They wake up bound to some witchcraft altar.

A blonde haired girl is given a kiss by another girl, which renders her unconscious. The blonde haired girl is next seen tied to a pole, with her suit taken off! There's also a page with her on a crucifix. There is nudity in this one.

Two girls in bikinis wake up bound to a coconut tree.

Here is a "KO-and-capture" scenario from Avengers #129 and Giant-Size Avengers #2 (both from Marvel, November 1974). A robot sent by "Kang the Conqueror" re-directs Scarlet Witch's hex, and sends bricks flying towards her, Mantis, and Agatha Harkness. The heroines are conked out cold! Those impacts from flying bricks t...

In the Avengers Annual #6 (1976), the Scarlet Witch collapses into the Vision's arms in a dead faint after getting wounded. A very nice cradle-carry scene follows. Later on in the issue, the Wasp gets blasted (along with her fellow Avengers). Not that great of a KO scene (the pic is too small), but a nice "wake-up" pos...

Supergirl gets introduced in Ame-Comi Power Girl #3, and she has a ton of KO/sleepy scenes! First, she is discovered unconscious in a pod by Power Girl. Afterwards, they are immediately attacked by robotic enemies of Braniac. Supergirl is placed in a green energy force field, which contains a sedative! In Ame-Comi...

Captain America and Diamondback get knocked out while having a nice dinner at a restaurant. They wake up chained to a wall and in their respective costumes. Red Skull also "kills" Diamondback in this issue, but it turns out he just kills a cyborg version of her. I included that scene, but it's kind of violent....

In a scene that is way too brief, Black Mamba gets blasted unconscious by Nova.

In this manga about mech robots, a boy and girl couple get knocked unconscious early on. A big robot lands near them and blows them to the ground. There's a good unconscious and wake up scene involving the girl.

A girl faints and then has a gas mask apparatus placed over her mouth. Weird scene.

The Scarlet Witch battles the villain "Necrodamus", and is KOed. This scene is from Avengers, Volume 1, Issue #128 (Marvel, October 1974) Source: My Collection

Here is a Duo Damsel scene from "Superboy and the Legion of Super-Heroes", Volume 1, Issue #193 (DC, February 1973). She gets blasted out cold, plus there is a decent wake-up scene. I included more pages than just the KO because I thinks she looks really hot in this costume. Source: My Collection