Testing MiniMax Video Model: Precise Prompts Enable Perfect Background Crowd Replacement

zodiacrenders · reddit · 2026-08-06

A user tested the MiniMax video model's ability to replace a group of people in the background while keeping a specific character intact.

The experiment shows that the model does a great job, but requires highly specific prompts. The user noted that vague instructions could lead to hilarious artifacts, such as replacing Stormtroopers but leaving their shields and weapons floating. Once the specifics of what to keep and replace were dialed in, the model produced excellent results.

Related event: MiniMax Video Model Enables Seamless Character Replacement(2 posts)→

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