Well, the slendytubbies themselves are quite popular. Their distorted and creepy versions of the original Teletubbies make them central figures. Laa - Laa in her slendytubbies form might be popular as she has a certain allure in her new, more menacing look.
One interesting concept could be alternate universes where the slendytubbies have different powers or characteristics. For example, they might be able to communicate with humans in a friendly way instead of being menacing.
The 'Slendytubbies' involves a dark and disturbing take on the Teletubbies. It's about these once - cute characters being in a very spooky and often violent setting. There are elements of horror like strange disappearances and the appearance of a Slenderman - like figure.
Yes, he has. Markiplier often does unique and entertaining segments, and this could be one of them. He likes to interact with different types of content related to his fan base, and reading fanfics, even the not - so - good ones, is a way to do that.
Well, 'slendytubbies a new story' might bring in fresh horror elements. It could be that the new story focuses on the origin of how the tubbies became so menacing. For example, perhaps there was some sort of dark magic or a scientific experiment gone wrong that led to their transformation. And it might also introduce new challenges for the characters who have to face these distorted tubby beings.
I don't think it's a true story. Such heist scenarios are often the creation of writers and storytellers to provide thrilling and adventurous experiences. There's no evidence to suggest it's based on reality.