# 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.
- Title: Pokemon fan game developer says Claude refused to help after…
- Summary: Pokemon fan game creator claims Claude blocked their project after months of AI development.
- Keywords: big kid nation, pokemon arena 2d, claude, ai refusal, pokemon sprites, anthropic, ai development, pokemon fan game, ai tools, Dexerto
- Source: Dexerto — https://dexerto.com/pokemon/pokemon-fan-game-developer-says-claude-refused-to-help-after-spending-thousands-on-project-3428122
- Author: Zackerie Fairfax
- Published: 2026-11-13T16:50:43+00:00
- Read time: 1 min
- Topics: big kid nation, pokemon arena 2d, claude, ai refusal, pokemon sprites, anthropic, ai development, pokemon fan game, ai tools, gaming, sports
## Big Kid Nation's project
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.
## Key takeaway

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