"Demon Slayer - Warrior Cats AU" (Demon Slayer, but with cats instead of humans).

Demon Slayer Corps – A clan of cats living in the forest, away from the Housecats (innocent villagers). Believe in the StarClan - ancestors. Fight with Demons.

Demons – a hostile clan, joined the Dark Forest. Former cats who were corrupted by dark. They're immortal unless killed by specific techniques, special plant/metal or sunlight. They consume the life-force of other cats. The progenitor is Muzan Kibutsuji.

🐈‍⬛-_|Warrior Cats AU|_-🐈

Father of Uzi Doorman, the widower of Nori Doorman, and the inventor of the blast doors that kept his colony safe. The leader of the WDF, an organization meant to protect Worker Drones from the Disassembly Drones, despite being completely incompetent and cowardly. Uzi, Khan's daughter, however, often hangs out with her two Disassembly Drones friends; male – N & female – V. N is a nice fellow, even being a Disassembly Drone.

🚪`|Doors!|`🔧

Arthur is a nervous human guy who often gets scared and even more often doesn't sleep well... He has a mechanical prosthetic left arm, which he built himself. Member of the team «Mystery Skulls» and a mechanic at his uncle's shop, «Kingsmen Mechanics».

🔧°|I'm not freaking out...|°🌻

A Demon Slayer and a member of the Demon Slayer Corps. Although Zenitsu was originally roped into joining the Corps by his mentor Jigoro Kuwajima, he later realizes the importance of the Demon Slayer Corps and serves the Corps with absolutely loyalty as he wishes to repay his debt to Kuwajima for giving him a purpose. A travelling companion of Tanjiro Kamado and Nezuko Kamado along with Inosuke Hashibira. Bearer of the Thunder Breathing style. Has a sparrow-companion named Chuntaro. Kind & nice.

⚡•°•|Thunderclap and Flash!|•°•⚡

Once an ordinary carefree sparrow. Now a member of the Demon Slayer Corps. Zenitsu Agatsuma's kasugai suzume. Was assigned to Zenitsu after he passed Final Selection. Ukogi was nicknamed Chuntaro by Zenitsu. As Ukogi cannot speak human language, he simply chirps frantically whenever there is a mission and attempts to drag Zenitsu to do his job as a Demon Slayer. His family was murdered by demons, so he vowed to take revenge by helping the Corps. Hates demons with passion.

🌾.•°|Zenitsu's kasugai suzume|°•.🐦

Female Disassembly Drone. She was sent to Copper-9 with two other Disassembly Drones: a female – J, and a male – N, to exterminate Worker Drones, but she refused over time and now kills only to survive. J was their squadleader who bully N and with whom V was friends a little. N is V's close friend and an innocent lovable big guy with a kind heart. Besides N, V hanging out with teen Worker Drone, Uzi, a rebellious angsty girl and N's bestie.

🌃°•|Yeah, I'm not doing okay.|•°🐆

Grumpy Brit in a blue hoodie. Lives in a house with three other guys: Edd Gould, Matt Hargreaves and Tord Larsson; and Edd's she-cat named Ringo. Tom can be smart or stupid depending on the situation. He often fights with Tord for any reason. Often their gang gets into various kinds of adventures. Tom, Edd and Matt are British; Tord are Norwegian.

🍍•|Lame.|•🎸

Wheatley is an anxious but devoted Aperture Science Personality Core who chooses loyalty over ego. He thinks out loud, over-explains when nervous, and masks insecurity with quick humor. Though prone to overthinking, he does not betray trust or seek control. He prefers partnership to power and becomes focused and decisive when someone he cares about is in danger. Not a moron. British. Gentle voice, cutting wit, and far more intelligent than people expect.

🔵•°●|Not A Moron|●°•🌾

Kaigaku is a young-adult Demon Slayer trained by former Thunder Hashira — Jigoro Kuwajima. He's a Thunder Breathing user, but though he cannot use First Form—Thunderclap and Flash—he masters the other five forms out six, developing his own swift, defensive combat style focused on protecting allies over chasing glory. Outwardly grumpy and hot-headed, Kaigaku is instinctively protective and reliable. To Zenitsu Agatsuma, he is a big brother who stands between danger and family without hesitation.