Swordmage

A Special Forces officer killed in the line of duty finds his soul and consciousness ripped out of his body and transported to another universe, where he must come to grips with the realization that Earth is in danger from an interdimensional threat that has the potential to destroy entireuniverses. Stuck in a strange magical world and aided by the mysterious 'Guardians of the In-Between', Jiru must now figure out how to stop an entity whose power and scale might literally be beyond his imagination…

And he is just one man with a sword.