Cancelled: never released on PlayStation 2. Sonic the Hedgehog Extreme was announced but never came out, so no original copy exists. Anything listed as this game is a reproduction, a prototype, or a release on another console.
From collectors
Sales collectors logged themselves, each checked by a person before it shows. Their number in their money: never mixed into our estimate.
Sold or bought Sonic the Hedgehog Extreme? Log it in a minute: no account. A person checks it, then it shows here for everyone, beside our estimate.
The collectors' corner: this week's poll, reported fakes, shelves on show and the top collectors.
Post a want or a sale at your price. It becomes an open intents.md document that people and AI agents can read, and it's shared to the intentsmd.com feed.
Sonic the Hedgehog Extreme on PlayStation 2 is estimated here by condition and region from sold-price data, each rated for confidence. Loose carts, complete-in-box (CIB), sealed and graded copies each sell for very different amounts, and PAL and NTSC are separate markets we never average together.
Why no number? Sonic the Hedgehog Extreme never came out on PlayStation 2, so there's no original copy to price: a number here would be a reproduction's. How we price →
/game/ps2/sonic-the-hedgehog-extreme.md the prices as an intents.md feed · /game/ps2/sonic-the-hedgehog-extreme/intents.md open buy/sell intents · /api/price JSON · /mcp · /agents.md