If you loved Pokémon Detective Pikachu, try Fullmetal Alchemist
A bridge between a film you've already seen and one most people haven't. Fullmetal Alchemist has roughly 12.6× fewer votes than Pokémon Detective Pikachu — 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
Theyboth carry the bittersweet mood tag, and they sit in Action / Adventure / Fantasy territory. If that's the register that drew you to Pokémon Detective Pikachu, the second film will land in a comparable space — through a different lens.
bittersweet
What Fullmetal Alchemist is
You search for the Philosopher's Stone, but consequences of a tragic experiment unfold, the director blends fantasy and science fiction elements to leave you with a haunting question.

