This was a promo picture released by The CW's Supergirl TV show. Melissa Benoist plays Kara (Supergirl) in the show. This image is supposed to be a homage to the famous Crisis comic cover with Superman carrying Supergirl.
Credit: this image was created by: http://sleepy-comics.deviantart.com/art/Supergirl-Season-Two-6...
Head KO - Suffocation - fall
son of Sinbad - OTS Carry
The Son of Sinbad rescues an unconscious Princess
after she falls from a cliff, and later suffocates
the young pirate Queen into unconsciousness and
carrying her OTS.
Source: Abott and Costello 10
Enhancegirl is a character by DamselBinder on DeviantArt. He writes really good sleepy stories.
Scene based on this story: http://damselbinder.deviantart.com/art/Perils-of-Enhancegirl-2-1-Spectra-s-Sleepy-Trap-449074413
Japanese schoolgirl gets chloroformed and kidnapped by some cultists. The person behind the kidnapping is an evil magical girl. The kidnapped girl is the daughter of a foreign affairs police officer.
Contributed by Ieon from the Western Civilization Board.
For all those 'Giantess KO' fans out there; here's 'Violet' (the re-booted Shrinking Violet, now with growth powers...) getting knocked out in an early 2000's run of the long running Legion of Superheroes series.
Maxima fights Dana Dearden (Obsession) after both women lay claim to Superman - who is split into his red and blue personalities.
Maxima eventually scares off Dana, but rather than winning Superman's love she is instead subjected to a device that blocks her powers and renders her unconscious. Maxima is then transpo...
Harley Quinn fakes being kidnapped to test her new team, but gets KO'd and kidnapped for real by a villain called Harley Sinn.
Full scene: http://readcomiconline.me/Comic/Harley-Quinn-And-Her-Gang-Of-Harleys/Issue-1?id=45333