If you loved The Deer King, try Pokémon the Movie: Secrets of the Jungle
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
What they share
Theysit in Adventure / Animation / Fantasy territory. If that's the register that drew you to The Deer King, the second film will land in a comparable space — through a different lens.
What Pokémon the Movie: Secrets of the Jungle is
Apparently someone raised a human among Pokémon. Koko is a feral child raised by Zarude in the Forest of Okoya. It's a jungle adventure with Ash and Pikachu.
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