A red sans with fire powers, his right eye has a crack and his bad time eye is on the right side instead of left side. Able to spawn bone-tridents.

A Sans made by Almond on BiliBili

"His own mind was destroyed by the incredible power of IT"
Sans except he's possessed by gyigas (dolar store Onism Sans)
A red spiral similar to gyigas' body is on his back, possibly he's possessed by the THING.
Red Sans with a left glowing white eye.
He's know as "Just A Sans" and "POSSESSION".

A Sans made by miphyll on SoundCloud.

A red Sans that is the judge of hell. Red smoke comes out of his mouth. Nine red circles usually spin around him, which are also portals to the 9 layers of hell.

A Sans made by Colatex on Soundcloud

A Sans that killed everyone in the underground and blames all of it on the human. He's so insane he got to a point he can't even form sentences correctly, and he only speaks the words "You, Enemy (Enemies), Final (Finale, Finaly), Genocide (Genocidal, Genocider, Genocides), Fight (Fighting, Fought), I, No (Not, Don't), LOVE, Left, It, Kill (Killed, Killing), Will, Right (Rightly), Us, Judge (Judges, Judging, Judgement)".

YOU DON'T RIGHTLY JUDGE US.

A blackhole that took form of a Sans, don't ask me how, he just exists. Can make mini blackholes that can be harmful or not. PSR Sans' arch-nemises.

Blackhole that looks like Sans, don't ask me how.

Passaro Filhote que sofre todos os dias sufocamento

Passaro Filhote

Sans is done with all of your genocides, he's giving his all now, he doesn't even matter if he will win or loose, he wants to make you suffer, die and come back multiple times until HE IS satisfied, even if you hit him, he will still not give up on killing you infinitely, he hates you, forever.

INACTION. HATRED. CYCLES. DEATH.

Sans with an unique design of frost and ice, can use ice powers like ice spikes, wears a top hat.

Frost

Sans with an unique design of fire. Wears a crown made of red triangles that gives him the fire powers.

Blaze

Edgy Sans that wears black, red and yellow clothes. Has a gold tooth. Loves mustard (he even drinks it). Can make a full catastrophe on the underground (can probably even explode it all with his blasters). He doesn't just use bones and blasters or telekinesis, he also uses some gold chains to do some traps and combos. Gets pissed off easily.

Edgy skeleton that loves mustard.

Sans, except he doesnt have his shirt on and his ribs are showing, his SOUL is shown between his ribs, and his left eye glows white.
Uses a bone-bat to fight. Able to manipulate the dust on the air to make whatever he wants with it.
He usually uses the phares: "Burning in hell. murder, kill, dust. Execution points. Level of violence. You do not understand. You'll be dead where you stand. Papyrus rest in peace. Why mercy so soon? You'll burn in DESPAIR." to talk to Genociders.

A Sans created by Frakture on SoundCloud.

Unkillable, Immortal, Has infinite phases, Cannot die, God.

Infinite Phases

Lazy. Loves ketchup. Has bones and gaster blasters powers, and now has also space-like powers, like manipulating gravity, spawning stars, and even blackholes! He's cautious when going to meet people.

Sans Outertale :O

A Sans with an unique design, has a scarf that extends into the air and forms two blasters at each end, he can also fly and can control reality.

Specter

A slightly Purple/Pink Sans with yellow fiery aura. Has fire powers. Can spawn purple spears. Member of "Bad Times All Around". Knows how to speak base64.

Made by MrBoiled on soundcloud.

Sans with a design based on lightning, has thunder powers.

Electric

A Sans with a very unique design, wears a monocle in his right eye that gives him information of what he looks at, has smoke powers to suffocate people and create distractions.

Taller than a normal Sans, his arms are longer, half of his face seems to be corrupted by some type of shadow, his eyes look soulless and dead. Has the ability to crash the game, and bring Sanses from other AUs to help him fight.

A Sans owned by ATSG (original creator is unknown)

A purple Sans with a distorted smile. A computer virus that took form of Sans. Unkillable. ME94L0V4N14's arch-nemises. Secret member/leader of Bad Times All Around.

A computer virus who disguises himself as a Sans.

A Cyan Sans that have a rage more (his eyes entirely glow blue). He has Inaction.

I'VE GIVEN IT UP A LONG TIME AGO.

A blue sans with yellow and purple outline and yellow eyes. Has lightning powers. Member of "Bad Times All Around". "FFTBO" is short for "Finale For The Bonely One".

A Sans made by frakture on Soundcloud

A Sans with an unique design and wears green glasses and a green pouch, has card powers (makes things out of card symbols, like Spades is a Sword, Clover is an Axe, Diamons is a Spear, Hearts is a shield).

Project

A gameboy (green) Undertale creepypasta Sans that has half of his body and clothes corrupted by some sort of shadow, his eyes and teeth glow bright green. Was based on Misfortune.GB. He's also known as Sin.GB or just Sin and Shin. A Sans.EXE.

Sin.GB, A Sans.EXE made by roma200802

A slightly blue Sans with yellow outline. Member of "Bad Times All Around". Usually used a long bone as a bat to fight enemies. Has thunder powers. Can spawn bones and Gaster Blasters to fight. Has a RAGE mode (blood comes out of his left eye, his yellow outline becomes a yellow glitchy aura and his power raises greatly, but lowers his defense.)

A Sans made by kae on soundcloud. User as Frisk?

A Gameboy'd sans, except he refused so hard to die he corrupted his gameboy and escaped it, and now can enter on ANY eletronic. Has a slash on his chest. His bad time eye is now red, not blue. Can summon tentacles out of his back. Can corrupt the matrix due to breaking the reality as he escaped the gameboy. Also known as the "CATHODE RAIDER". 

A Sans created by miphyll on Soundcloud

His right eye has a crack, he has a red aura, his eyes are red and flicker constantly one by one, and it's so fast they look like they're just normal, but from closer, they flicker one by one. Has blue thunder powers. Member of an Alternate "Bad Times All Around", called "The Worst Magistration".