If you loved Helldriver, try Anatomia Extinction
A bridge between a film you've already seen and one most people haven't. Anatomia Extinction has roughly 3.2× fewer votes than Helldriver — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.
What they share
Both films are directed by Yoshihiro Nishimura, and they sit in Horror / Science Fiction territory. If that's the register that drew you to Helldriver, the second film will land in a comparable space — through a different lens.
What Anatomia Extinction is
Tokyo subway tunnels at dusk a scream echoes a fleeing salaryman pursued by a killer Yoshihiro Nishimura directs this body horror nightmare.

