The Stronghold

In the midst of a solar eclipse, a young schoolboy named Vit'ko is transported 1,000 years back in time to a land of medieval magic and mythical creatures. He finds himself in the company of legendary bogatyrs, powerful warriors who are fighting to defend their stronghold against an army of ruthless invaders. With the help of a magical stone, Vit'ko must summon his courage and join the battle to save the stronghold and its people from destruction. Along the way, he discovers incredible events, battles with mythical creatures, and learns true bravery in the face of overwhelming danger.

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Some movies that have similar genres and were produced around the same time as The Stronghold include Sonic the Hedgehog, Checkered Ninja 2, Pokémon Detective Pikachu, Raya and the Last Dragon, Who Killed Nelson Nutmeg?, Spirit Riding Free: Ride Along Adventure.