Rick Remender's extraordinary, critically acclaimed X-Force saga is collected across two volumes! Otherworld, interdimensional home of the Captain Britain Corps, has been invaded by a sorcerous army! Meanwhile, Fantomex stands accused of a crime so heinous that the Corps would rather execute him than defend their gates. Can a divided X-Force repel Otherworld's att ackers and still save their teammate? And as X-Force falls to its lowest point, the all-new Brotherhood of Evil Mutants strikes! COLLECTING: Uncanny X-Force 19.1, 20-35