The main themes in 'split the beast and casey lemon fanfiction' could vary widely. It could have a theme of loyalty, where the two characters are loyal to each other no matter what challenges they face. There could also be a theme of mystery, perhaps there are secrets about the beast or Casey Lemon that need to be uncovered. And a theme of transformation is also possible, where either the beast changes in some way, or Casey Lemon has a personal transformation. Without actually reading the fanfiction, it's hard to say for sure, but these are some of the common themes that could be present.
It's a bit hard to say. The split might have some elements borrowed from the comics, but it could also have taken its own creative direction. A lot of factors come into play, like the target audience and the story's overall arc.
I'm sorry, I'm not that familiar with specific 'split the beast and casey lemon fanfiction'. You could try searching on popular fanfiction websites like Archive of Our Own.
Pangu's creation of the world came from the Chinese mythological novel Journey to the West. In the novel, Sun Wukong had heard about the origin of heaven and earth. It was said that Pangu was born in chaos and used an axe to cut open heaven and earth to create all things in the universe. This story was widely spread and became a very famous legend in Chinese mythology.
It's possible that 'Split' is a novel. However, without more details, it's hard to say for sure. Maybe it's a title of a lesser-known work or a self-published piece.
The main point of the split-leg sitting was to support the body vertically through the parallel bars, and then through a large swing, the body's legs and feet were higher than the parallel bars. Then, he quickly spread his legs and sat on the parallel bars while his body descended, completing the sitting position.