Simon "Si" Spurrier is a British comics writer and novelist, who has previously worked as a cook, a bookseller, and an art director for the BBC.

The X-Force is a team of superheroes appearing in American comic books published by Marvel Comics, most commonly in association with the X-Men. Conceived by writer/illustrator Rob Liefeld, the team first appeared in New Mutants #100 and soon afterwards was featured in its own series called X-Force. The group was originally a revamped version of the 1980s team, the New Mutants.