Pokémon (1997)

S12E36 Historical Mystery Tour

Title: Enigmatic Journey Through Time Plot: As the Twin Leaf festival nears its end, Ash, Dawn, and Barry stumble upon a Xatu, which magically shrinks them down to a tiny size. Stranded in a world much larger than they are, they must navigate their surroundings and devise a plan to regain their original size before the festivities come to an end.