Cinnamon and her friend are hit in the head and carried OTS into a mine

Marvel Girl and Grifter are attacked by Pike and Mr. Sinister.

"What If Storm had the power of the Phoenix?" Jean Grey is knocked out before the X-Men get to the shuttle, so Storm pilots it instead.

Madame Masque is bound and gagged by Kate Bishop, who steals her costume in order to impersonate her.

Couldn't find this one on here, but I may be wrong. Wonder Woman is zapped in her inner ear with a mind controlling devise that makes her believe she's in combat with a deadly opponent...some nice unconsious pics.. Source: blog

Amanda Waller falls unconscious from some poison rain by the Joker.

This book on how to draw contains some sample sleepy art.

A lady is chloroformed while in the restroom of an airport. This manga volume also has a nice splash page featuring an unconscious girl.

I've been looking for this scene for years and finally found it! In the first volume of this extremely violent manga, a sexy lady in glasses is chloroformed during a fight sequence. She is next seen naked in a bed.

I thought this was a nice cover, which depicts Blackfire choking her sister Starfire.

Cover of trade paperback, releases in 2013.

Victoria Hand is carried unconscious by Captain Marvel. Later on she is awakened by Doctor Strange.

Poison Ivy and Batman are knocked out. Ivy through electricity, Batman through gas. Someone hired by the Penguin carries Ivy over the shoulder.

Katana (referred to as Tatsu-San here) is kidnapped by some Japanese mafia guys. She's tasered and injected at the same time.

Pretty sexy scene involving Flare being put to sleep via some magic spell. She is put in bed and has her costume removed.

A girl vigilante named Bandette sneaks into a van and gasses a bunch of bad guys to sleep.

An angry political crowd surrounds a female agent. Someone in the mob knocks her out with a wooden stick. She wakes up at Stonehenge.

Red She-Hulk gets wrapped up with a metal tube. Later on, a female scientist gets hand gagged by a man.

Sexy cover of recent Grimm Fairy Tales issue.

An unconscious Pantha is over some baddies shoulder. Source: Comic