From this comic: http://ac.qq.com/ComicView/index/id/627861/cid/39?fromPrev=1

Nice chloroform and bondage scene, of pink haired girl. Volumes 32-33 https://m.36mh.com/manhua/sajiaobosszhuiqi36ji/

While investigating a nightclub, the X-Women are ambushed by the Femme Fatales and soundly defeated. The issue ends with the villains holding the unconscious Rogue, Storm, and Psylocke as they revel in their victory.

Joanna gets gassed by a bounty hunter Source: http://www.raregamer.co.uk/games/perfect-dark-graphic-novel-hunting-season/

Original artwork by me. A drawing of Sailor Mars bound and gagged on a table, while a mysterious villain prepares some chloroform! https://sleepy-comics.deviantart.com/art/Sailor-Mars-Captive-2018-Redraw-749950871 **** Enjoy my work? You can now support me on Patreon: https://patreon.com/sleepycomics . Thanks! ****...

Lara walks into a trap and is knocked out by tranquilizer darts. Source: http://readcomiconline.to/

Rogue takes out Dazzler, Storm and Psylocke and is then herself taken out by Mephisto.

Moonstone and Songbird are KO'd by a Captain Marvel imposter.

Original artwork by me, featuring Hana Song (D.Va from Overwatch) getting chloroformed to sleep. https://sleepy-comics.deviantart.com/art/Overwatch-D-Va-Chloroformed-749015042 **** Enjoy my work? You can now support me on Patreon: https://patreon.com/sleepycomics . Thanks! ****

Quick chloroform.

Quick gassing of a woman in the back of the Green Hornet's car.

Storm is knocked out by her fellow X-Men after being possessed by the villain.

A segment from this publisher that eventually became AC Comics. A precursor to Femforce. This segment discusses the "Black Jack", that famed device used to knockout girls in comics.

After trying to asborb the memories of Death's Head II our hero passes out. Here we see a page of our stunning gal out cold as we get hit with exposition. Source: Internet

Cavewoman lies unconscious.

I've read back through the Ultimate Spider-Man series and found this scene of Mary Jane unconscious after she transforms from being a scary giant red monster. Source: http://readcomiconline.to/

Moonstone and Wasp are KO'd.

The Hulk carries the unconscious Karla Sofen/Moonstone.

The Hulk has been battling with Moonstone, but she has reverted back to her civilian ID.

A young woman is chloroformed.