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Pokemon fan game developer says Claude refused to help after spending thousands on project

Pokemon fan game creator claims Claude blocked their project after months of AI development.

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Nov 13, 2026

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Pokemon fan game developer says Claude refused to help after spending thousands on project

Pokemon fan game creator claims Claude blocked their project after months of AI development.

In brief

Pokemon fan game creator claims Claude blocked their project after months of AI development. Big Kid Nation's Pokemon Arena 2D project faces AI refusal after spending up to $2,000 monthly on development. Originally reported by Dexerto.

Big Kid Nation's project

claude rotom pokemon crackdown ai

Big Kid Nation created Pokemon Arena 2D, a free real-time arena battler with pixel-art Pokemon visuals.

Monthly development costs

The project cost up to $2,000 monthly expenses while the creator spent 10 to 14 hours daily learning and building.

AI refusal claims

Claude started refusing to use Pokemon sprites after being told files were stored on the developer's computer.

Claude's response

Claude reportedly suggested replacing Pokemon characters with original fighters filling the same roles.

Anthropic's rule change

Anthropic updated Claude Code's prompt to avoid recreating specific existing games due to intellectual property concerns.

Broader impact

Claude now blocks requests involving recognizable Pokemon characters, sprites, logos, names and designs.

Other developers affected

Other developers report Claude blocking their work including a board-game publisher who moved to Kimi and Codex.

What to remember

Big Kid Nation's Pokemon Arena 2D project faces AI refusal after spending up to $2,000 monthly on development.

Read the original on Dexerto

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