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Reverse-engineering games for converting them between systems is

currently a hot topic , and it's getting messier by the day. According to multiple user claims, Anthropic's Claude Code and/or Opus 5.5 model are blocking attempts at innocuous reverse-engineering, including but not limited to those using the popular Reverse Engineer Anything (REA) tool. That issue may be linked to

a text rule that's now in force, which allegedly instructs the model to avoid "[recreating] a specific existing game." The updated rule appears to be a move to limit a flood of AI-cracked and cloned titles, with some game devs even recently being hit by extortion scams that threaten to clone their game demos into complete games before they have a chance to finish and release the original.

According to Twitter user Chasm, the game-related

textual rule is "Do build original games, games in a genre, and games from the user’s own designs and assets.…