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Explore this kind SCP’s powers and its connection to the Scarlet King
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Even though many SCP stories are scary, entities like SCP-999 can actually be friendly and helpful too. This slimy SCP is so harmless and uplifting, it even got a non-threatening nickname: The Tickle Monster! If you want to learn more about SCP-999’s abilities and its mysterious origins, we’ve got you covered. Keep reading, and we’ll break down what it is and how it interacts with other SCPs in the lore.

SCP-999: “The Tickle Monster” Explained

SCP-999, or the Tickle Monster, is a friendly large blob of orange slime. When it touches or covers someone, the person gets a positive boost to their mood that gets stronger over time. The Tickle Monster is believed to be the seventh son of the evil Scarlet King, and it will use its kindness to eventually defeat him.

Section 1 of 8:

What is SCP-999?

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  1. SCP-999, also known as “The Tickle Monster,” is made of a translucent slime that sort of resembles peanut butter. Whenever the Tickle Monster touches or surrounds someone, they get a boost of happiness that lasts even after it lets go.
    • SCP-999 acts sort of like a puppy because it’s extremely friendly and gets excited whenever someone approaches it.
    • It earned the name Tickle Monster because it sometimes completely wraps itself around someone and tickles them until they ask to stop.
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Section 2 of 8:

SCP-999 Abilities

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  1. SCP-999 is drawn to people who are sad or upset. When it comes into contact with another person, the person immediately gets a boost to their mood. Their mood will keep improving as long as SCP-999 has physical contact, and it even lasts for a long time after it separates from the person.[1]
    • According to the SCP, people who come into contact with SCP-999 have an improved outlook on their lives.
    • The SCP is trying to develop antidepressants using SCP-999 as well.
  2. SCP-999 is made from a gelatinous goo, so it can shift into any size or shape that it wants to be. Some reports from the SCP have noted that the Tickle Monster can make itself as thin as 2 centimetres (0.79 in).
  3. Anyone who interacts with SCP-999 has noted that it releases odors that they enjoy. Some people have smelled things like roses, chocolate, and clean laundry, while others have sensed odder odors like bacon or Play-Doh.
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Section 3 of 8:

SCP-999 Origins

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  1. Not much is known about the Scarlet King, but it’s believed that he’s an evil god trying to take over the universe. While it was first believed the child carried by SCP-231 belonged to the Scarlet King and was prevented with a painful procedure called Procedure 110-Montauk, later-discovered prophecies said the child would defeat the Scarlet King and was allowed to be born.[2]
    • While it’s not official canon, many people believe the Tickle Monster will use its kindness and happiness to defeat the evil Scarlet King.
  2. SCP-5689 is an abandoned barn house that has 5 rooms. One of the rooms is filled with lab equipment and orange slime that looks similar to SCP-999. It’s theorized that scientists may have accidentally created the Tickle Monster, but later experiments went wrong and destroyed the lab.[3]
    • The room also contains children’s toys, which may be why SCP-999 is so child-like and happy.
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Section 6 of 8:

How does SCP-999 interact with other SCPs?

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  1. SCP-682, or the Hard-to-Destroy Lizard, is a large reptile that hates living things and can recover from almost any injury. When SCP personnel tried to use SCP-999 against it, it started to laugh and repeat the word “Happy” over and over again. When SCP-999 started tickling, the Reptile fell asleep smiling.
    • When personnel entered the room to remove SCP-999, SCP-682 immediately woke up laughing and released an energy attack. SCP-682 escaped and killed other personnel it encountered.
    • SCP-999 does not act like it’s afraid of SCP-682, but SCP-682 refuses.
  2. SCP-914 is a large machine that you can input one thing and it will output a “refined” version of it. When a small vial of SCP-999 was placed inside the machine on the “Very Fine” setting, the goo turned blue and immediately started attacking anyone that it came into contact with.[5]
    • When the refined blue goo was reintroduced to SCP-999, it was reabsorbed and disappeared without any other changes.
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Section 8 of 8:

More SCP Stories

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  1. Learn about more scary and interesting entities with our SCP pages. If you want to discover more stories from the SCP, you can always browse the official site. Otherwise, check out these articles breaking down some of the most popular SCP characters ever created!
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About This Article

Robert Cook
Co-authored by:
Horror Expert
This article was co-authored by Robert Cook and by wikiHow staff writer, Hunter Rising. Robert Cook is a horror expert based in Ponte Vedra Beach, Florida. Robert has been interested in the SCP Foundation since 2015 and runs The O5 Council Instagram account, which functions as a news source for the SCP Foundation community. He creates content to share community updates and humorous content, including information about new anime, shows, or video games that fans create related to SCP. Robert is well-versed in the SCP lore and has experience playing the majority of the fan-made games in the space. This article has been viewed 3,601 times.
1 votes - 100%
Co-authors: 4
Updated: April 20, 2026
Views: 3,601
Categories: Paranormal Beliefs
Thanks to all authors for creating a page that has been read 3,601 times.

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