Sounds like Grunts by Mary Gentle - it was a parody of Lord of the rings told from the orcs point of view, who at some point end up with modem weapons
Sounds like Grunts by Mary Gentle - it was a parody of Lord of the rings told from the orcs point of view, who at some point end up with modem weapons
Grunts - Mary gentle
If you want something long, and page turning, check out Worm (by Wildbow).