A13x1s

, also known as Todd McFarlane's , is a American horror-action-comedy comic book series being created by, being handled by since September 1st, 1999.

Synopsis
A lab creation in an attempt to make a forever teenage girl escapes from a lab. Thanks to her organ regeneration ability and her fighting skills, she becomes a killing "machine" for the bad guys in her sight (and at times some good guys) while protecting various people from various villains, especially her main nemesis.

Main

 * A13x1s/Alexis Munday - a forever teenage girl who was created in an attempt to make teenager girl that never ages, and is considered an anti-hero, killing people and doing stuff... both for the good and evil. It is also shown that she has the big thing for drinking various sodas, being labelled as a "soda-holic".
 * Mel - a coyote who is Alexis's pet since Issue 15, however got killed off in the [latest] issue by sacrificing himself to save Alexis by TBD.

Allies

 * Malik Thompson - the police officier who is the first ally that Alexis helped. He is one of Alexis's recurring allies.
 * [teenage African American boy, Malik's son]
 * Tom Harkins - a teenage boy who helped Alexis on saving his girlfriend from meeting her doom.
 * The Egglin - a goofy-looking egg with arms and legs who speaks gibberish.
 * [Tom's girlfriend]
 * Maddlynn "Maddie" - a badly-damaged Face Paint who is Alexis's close friend, as well as one of her recurring allies.
 * Dante - a demon who lives in the demon village of [reserved for Coolot (if he wants to help)], and assisted Alexis.

Antagonists

 * Eldon Doux - a TBD demon/human-hybrid millionare/scientist who wants Alexis dead, and the main antagonist of the comics.
 * H011e/Halie - a human lab creation who was created by combining the blood of Eldon and Alexis, meant to be a rival to Alexis.
 * The Road Rangers, consisting of:
 * TBD
 * TBD
 * Apex - A giant brute experimented on and transformed into a killing machine.
 * Malphagesaur - a giant yellow dinosaur that has extreme strength and viciousness.
 * The Society, consisting of:
 * TBD
 * Daimyo Ashitaka - a time displaced daimyo who plots to kill Alexis and take over the world to make a great empire.
 * The Action Figures - action figures replica of Alexis Munday and her friends that almost killed everyone.
 * [villain who wanted to kill all demons]

Issues
See List of issues.

Television series

 * The Legend of  (2003-2005, The WB)
 * A13x1s: The Deadly Girl (2020-present, Adult Swim)

Video games
She appeared as a guest character in Soulcalibur V and Mortal Kombat 11. [any other fighting games?]
 * A13x1s: The Shadow Dimension (2002)
 * Maddie ([2003 or 2004])
 * A13x1s: The Endgame (2005)
 * A13x1s: The Other Side (2010)
 * Soulcalibur V (2012, guest character)
 * Mortal Kombat 11 (2019, guest character (DLC, 2020))

Theatrical

 * A13x1s (2006)
 * [reboot film] (2021)

Direct to Video/Made for TV

 * TBD (2004)
 * TBD (2008)
 * A13x1s v. RoboCop (2020)

Tropes
See /Tropes.

Trivia

 * The series was rumored to be set in the same universe as the Spawn universe, since McFarlane created both characters.
 * The rumor is confirmed to be TBD.
 * It is confirmed by Todd McFarlane that Alexis will stay single.
 * Alexis is the third character to appear in both Soulcalibur and Mortal Kombat games, after Kratos and Spawn.
 * Interestingly, both Alexis and Spawn appeared in Mortal Kombat 11 while Kratos appeared in PlayStation 3 and PlayStation Vita versions of Mortal Kombat (the 2011 reboot).
 * A13x1s is considered one of the hottest comic book characters.