Top 10 Strongest Sans AUs

If you are a fan of Undertale, you probably know that there are many alternate universes (AUs) where the characters and the story are different from the original game. One of the most popular and iconic characters in Undertale is Sans, the lazy and pun-loving skeleton who can be your friend or your worst nightmare depending on your actions.

But did you know that there are also many versions of Sans in the AUs, each with their own personality, abilities, and challenges? Some of them are even stronger than the original Sans, who is already considered one of the hardest bosses in video game history.

In this article, we will rank the top 10 strongest Sans AUs in 2023, based on their power, difficulty, and popularity. We will also provide some background information and links to their battles, so you can see for yourself how awesome they are.

10. Underfell Sans

Underfell is an AU where the monsters are more violent and cruel than in the original game. Underfell Sans is no exception. He is more aggressive, ruthless, and bloodthirsty than his counterpart, and he will not hesitate to kill you if you cross him.

Underfell Sans wears a red and black hoodie, black shorts, and red slippers. He has red eyes, sharp teeth, and cracks on his skull. He also has a red glowing eye that he uses to unleash powerful attacks, such as bones, Gaster Blasters, and gravity manipulation.

Underfell Sans is one of the first Sans AUs to be created, and he is still very popular among fans. His battle is challenging and intense, as he will constantly barrage you with attacks and taunts.

9. Horrortale Sans

Horrortale is an AU where the monsters have become corrupted and insane after being trapped in the Underground for too long. Horrortale Sans is one of the most terrifying and twisted versions of Sans, as he has become a cannibalistic and sadistic killer who enjoys torturing and eating humans.

Horrortale Sans wears a torn and stained blue hoodie, black pants, and brown boots. He has yellow eyes, a stitched mouth, and scars all over his body. He also has a chainsaw that he uses to slash and chop his victims.

Horrortale Sans is a very scary and disturbing character, and his battle is not for the faint of heart. He will chase you around the room, swing his chainsaw at you, and throw bones and Gaster Blasters at you.

8. Dusttale Sans

Dusttale is an AU where Sans has killed everyone in the Underground after multiple genocide routes, and he has become consumed by dust and hatred. Dusttale Sans is a remorseless and ruthless murderer who will stop at nothing to end your life and reset the timeline.

Dusttale Sans wears a gray hoodie, black shorts, and gray slippers. He has white eyes, a cracked skull, and dust particles floating around him. He also has a red knife that he uses to stab and slash you.

Dusttale Sans is a very powerful and dangerous foe, and his battle is very hard and fast-paced. He will use his knife, bones, Gaster Blasters, and telekinesis to attack you, and he will also summon other Sans AUs to help him.

7. Reaper Sans

Reaper Sans is an AU where Sans is the god of death, and he is responsible for collecting the souls of the dead and sending them to their afterlife. Reaper Sans is a calm and composed character, but he is also very strict and serious about his duty.

Reaper Sans wears a black cloak, a white shirt, black pants, and black shoes. He has blue eyes, a glowing blue heart on his chest, and a scythe that he uses to reap souls.

Reaper Sans is a very strong and majestic character, and his battle is very epic and dramatic. He will use his scythe, bones, Gaster Blasters, and soul manipulation to attack you, and he will also summon other gods and goddesses to assist him.

6. Error Sans

Error Sans is an AU where Sans is a glitch in the multiverse, and he wants to destroy all the other AUs and timelines. Error Sans is a chaotic and unstable character, who suffers from constant pain and madness.

Error Sans wears a black and blue hoodie, black shorts, and blue slippers. He has blue and red eyes, a glitched mouth, and strings attached to his hands. He also has a puppet that he uses to control and manipulate other characters.

Error Sans is a very formidable and unpredictable opponent, and his battle is very challenging and chaotic. He will use his strings, bones, Gaster Blasters, and glitches to attack you, and he will also teleport you to different AUs and timelines.

5. Ink Sans

Ink Sans is an AU where Sans is the protector and creator of the AUs and timelines, and he uses his paintbrush and ink to make them. Ink Sans is a cheerful and artistic character, who loves to explore and create new things.

Ink Sans wears a white and black hoodie, black shorts, and white slippers. He has rainbow eyes, a paintbrush in his mouth, and ink stains on his body. He also has a vial of ink that he uses to draw and paint.

Ink Sans is a very creative and versatile fighter, and his battle is very colorful and fun. He will use his paintbrush, ink, bones, Gaster Blasters, and art to attack you, and he will also change the background and music of the battle.

4. Nightmare Sans

Nightmare Sans is an AU where Sans is the embodiment of negative emotions and nightmares, and he feeds on the fear and suffering of others. Nightmare Sans is a cruel and malicious character, who enjoys causing pain and despair.

Nightmare Sans wears a black and yellow hoodie, black shorts, and yellow slippers. He has yellow eyes, a mouth full of sharp teeth, and tentacles on his back. He also has a black apple that he uses to corrupt and control other characters.

Nightmare Sans is a very fearsome and menacing enemy, and his battle is very dark and horrifying. He will use his tentacles, bones, Gaster Blasters, and nightmares to attack you, and he will also infect you with his negative energy.

3. Dream Sans

Dream Sans is an AU where Sans is the embodiment of positive emotions and dreams, and he uses his power to make others happy and hopeful. Dream Sans is a kind and compassionate character, who cares deeply about his friends and family.

Dream Sans wears a white and yellow hoodie, white shorts, and yellow slippers. He has yellow eyes, a star on his chest, and wings on his back. He also has a golden apple that he uses to heal and empower other characters.

Dream Sans is a very noble and heroic ally, and his battle is very bright and uplifting. He will use his wings, bones, Gaster Blasters, and dreams to attack you, and he will also heal and protect his friends. You can watch his battle here.

2. Ultra Sans

Ultra Sans is an AU where Sans has absorbed the six human souls and the monster souls, and he has become the most powerful being in the universe. Ultra Sans is a confident and arrogant character, who believes that he is unstoppable and invincible.

Ultra Sans wears a blue and white hoodie, white shorts, and blue slippers. He has blue eyes, a glowing blue heart on his chest, and six wings on his back. He also has a huge arsenal of weapons and attacks that he uses to annihilate his foes.

Ultra Sans is a very overwhelming and formidable adversary, and his battle is very epic and intense. He will use his wings, bones, Gaster Blasters, lasers, missiles, bombs, and soul attacks to attack you, and he will also transform and evolve during the battle.

1. Xans

Xans is an AU where Sans has fused with X-Event Chara, the destroyer of the multiverse, and he has become the ultimate threat to all existence. Xans is a psychotic and sadistic character, who wants to erase everything and everyone.

Xans wears a red and black hoodie, black shorts, and red slippers. He has red eyes, a red X on his face, and a red knife in his hand. He also has a red and black aura that he uses to unleash devastating attacks.

Xans is the strongest and most terrifying Sans AU ever, and his battle is the hardest and most insane one you will ever face. He will use his knife, bones, Gaster Blasters, glitches, and X-Event attacks to attack you, and he will also manipulate the game and break the fourth wall.

Conclusion

These are the top 10 strongest Sans AUs in 2023, according to our ranking. Of course, there are many other Sans AUs out there, and some of them may be stronger or weaker than the ones we listed. But we hope that this article gave you some insight and appreciation for the amazing and diverse world of Sans AUs.

If you enjoyed this article, please share it with your friends and fellow Undertale fans. And if you have any questions or comments, feel free to leave them below.

Here are some possible questions and answers that you can add to your article:

10 Most Asked Questions and Answers

Q: What is an AU?

A: AU stands for Alternate Universe, which is a term used to describe a fan-made version of a fictional world, where some elements are changed or added. For example, in Undertale, an AU can change the characters, the story, the setting, the music, or the gameplay.

Q: How are Sans AUs created?

A: Sans AUs are created by fans who use their imagination and creativity to make their own versions of Sans. They can use various tools and platforms, such as drawing, writing, coding, animating, or modding, to express their ideas and share them with others.

Q: Why are Sans AUs so popular?

A: Sans AUs are so popular because they offer a lot of variety and diversity to the fans of Undertale. They can explore different scenarios and possibilities, see different sides and aspects of Sans, and enjoy different styles and genres of art and entertainment.

Q: How can I play Sans AU battles?

A: You can play Sans AU battles by downloading or accessing the fan-made games or mods that feature them. Some of the most popular platforms are Unitale, Create Your Frisk, Undertale: Don’t Forget, and Undertale: Disbelief. You can also watch videos of Sans AU battles on YouTube or other websites.

Q: Which Sans AU is the easiest to beat?

A: This is a subjective question, as different players may have different levels of skill and experience. However, some of the Sans AUs that are generally considered to be easier than the original Sans are Swap Sans, Fresh Sans, Outer Sans, and Classic Sans.

Q: Which Sans AU is the most popular?

A: This is also a subjective question, as different fans may have different preferences and opinions. However, some of the Sans AUs that are widely recognized and appreciated by the fandom are Underfell Sans, Error Sans, Ink Sans, Dream Sans, and Nightmare Sans.

Q: Which Sans AU is the most original?

A: This is another subjective question, as different fans may have different criteria and standards for originality. However, some of the Sans AUs that are praised for their unique and innovative concepts and designs are Xans, Ultra Sans, Reaper Sans, Horrortale Sans, and Dusttale Sans.

Q: Which Sans AU is the most friendly?

A: This is yet another subjective question, as different fans may have different expectations and desires for friendship. However, some of the Sans AUs that are known for their kindness and compassion are Dream Sans, Ink Sans, Swap Sans, Classic Sans, and Outer Sans.

Q: Which Sans AU is the most evil?

A: This is a tricky question, as different fans may have different definitions and perspectives of evil. However, some of the Sans AUs that are notorious for their cruelty and malice are Nightmare Sans, Xans, Dusttale Sans, Horrortale Sans, and Underfell Sans.

Q: Which Sans AU is your favorite?

A: This is the ultimate subjective question, as different fans may have different tastes and reasons for liking a certain Sans AU. However, some of the Sans AUs that are frequently mentioned and recommended by the fans are Error Sans, Ink Sans, Dream Sans, Nightmare Sans, and Xans.

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