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Milon, a child of the Kingdom of Hudson, must go on a quest to rescue Queen Eliza from an evil wizard who has taken over her castle as well as the musical instruments that the queen's subjects use to communicate with each other. Milon must recover the stolen instruments and rescue the queen from the wizard. Armed only with a magical bubble-shooting ability, Milon makes his way through the rooms of the castle finding items and money that can help him progress. This is a platformer that blends Mario-esqe action with puzzle-solving and exploration.
Milon's Secret Castle Game Boy price & price history
The average CIB price for Milon's Secret Castle (Game Boy) was $64.13 30 days ago and is $68.36 now — up $4.23. Real-market prices from eBay sold listings, updated daily — see the full price chart above.
Frequently asked questions
- How much is Milon's Secret Castle (Game Boy) worth?
- Milon's Secret Castle for Game Boy is worth $68.36 on average for a complete-in-box (CIB) copy, based on recent eBay sold listings.
- Is Milon's Secret Castle going up or down in price?
- The price is trending up — it was $64.13 30 days ago and is $68.36 now, a $4.23 increase.
- How does the 100 Coins price compare to PriceCharting?
- PriceCharting publishes one price per condition for Milon's Secret Castle on Game Boy. 100 Coins computes its own average from the individual eBay sold listings it tracks for this exact edition, weighted so recent sales count for more — which is why the two differ. Both numbers are shown on every condition card above.
- Where does 100 Coins get its price data?
- All prices on 100 Coins come from real eBay sold listings — actual completed transactions, not asking prices or estimates. Prices are updated daily.
| Source | Date | Price | Completeness | Description | Report |
|---|---|---|---|---|---|
| eBay | 2019-06-22 | $189.99 | CIB | Milon's Secret Castle (Nintendo Game Boy) Complete in Box GOOD | |
| eBay | 2019-05-28 | $59.99 | CIB | Nintendo Gameboy Hudson Soft Milons Secret Castle CIB complete | |
| eBay | 2019-05-15 | $260.00 | Sealed | Milon's Secret Castle (Nintendo Game Boy, 1986) Factory Sealed NIB | |
| eBay | 2018-12-09 | $129.26 | Sealed | Milon's Secret Castle (Nintendo Game Boy, 1986) Factory Sealed NIB!! | |
| eBay | 2018-04-13 | $350.00 | Sealed | Milon's Secret Castle (Nintendo Game Boy) Factory Sealed Brand New Make An Offer | |
| eBay | 2017-08-30 | $129.99 | Sealed | Milon's Secret Castle (Nintendo Game Boy) Original Factory Sealed | |
| eBay | 2016-08-14 | $89.00 | Sealed | Nintendo GAMEBOY -- Milon's Secret Castle -- Factory SEALED NIB -- Brand New | |
| eBay | 2015-07-25 | $250.00 | Sealed | Milon's Secret Castle and Bubsy II - Brand New Factory Sealed - for clr2k only | |
| eBay | 2014-07-18 | $30.00 | Sealed | Milon's Secret Castle Sealed In Box (Nintendo Game Boy) | |
| eBay | 2012-03-14 | $60.99 | Sealed | Gameboy Game Boy GB Factory Sealed MILON'S SECRET CASTLE Brand New MINT Nintendo |
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