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Castle of Illusion (Genesis) — Price Guide & Live Deals

Current Genesis Castle of Illusion deals across loose and CIB, what a fair asking price looks like, and which look-alike listings to avoid.

Right now: Loose prices roughly flat over 90 days, 44 current qualifying listings.

Median ask
$42
Loose · n=30
Listings now
44
qualifying right now
90-day Loose median trend
0%
roughly flat

Current qualifying listings

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Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) CIB
Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) CIB
ebayGood

$69.95 USD

Free shipping

★ 99.9% · 11,497 ratings

Listed today · checked 1h ago

Castle of Illusion (Sega Genesis, 1990) In Original Box
Castle of Illusion (Sega Genesis, 1990) In Original Box
ebayGood

$50.00 USD

Free shipping

★ 100% · 13,059 ratings

Listed today · checked 14h ago

Castle of Illusion Mickey Mouse Sega Genesis Loose Tested Working
Castle of Illusion Mickey Mouse Sega Genesis Loose Tested Working
ebayVery Good

$30.99 USD

★ 100% · 1,061 ratings

Listed 2 days ago · checked 2 days ago

Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) READ
Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) READ
ebayAcceptable

$29.99 USD

Free shipping

★ 99.6% · 2,529 ratings

Listed 2 days ago · checked 2 days ago

Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) w/ Manual
Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) w/ Manual
ebayVery Good

$55.00 USD

+$6.00 shipping

★ 100% · 558 ratings

Listed 2 days ago · checked 2 days ago

Castle Of Illusion (Sega Genesis, 1990) - CIB
Castle Of Illusion (Sega Genesis, 1990) - CIB
ebayVery Good

$59.99 USD

+$7.00 shipping

★ 99.9% · 2,265 ratings

Listed 3 days ago · checked 3 days ago

SEGA Castle of Illusion Starring Mickey Mouse (Sega Genesis)
SEGA Castle of Illusion Starring Mickey Mouse (Sega Genesis)
ebayGood

$29.00 USD

★ 99.4% · 277 ratings

Listed 4 days ago · checked 4 days ago

Castle of Illusion Starring Mickey Mouse (Sega Genesis) Cart Only - Tested
Castle of Illusion Starring Mickey Mouse (Sega Genesis) Cart Only - Tested
ebayGood

$30.00 USD

Shipping calculated

★ 99.9% · 2,273 ratings

Listed 5 days ago · checked 5 days ago

Castle of Illusion (Sega Genesis) Complete
Castle of Illusion (Sega Genesis) Complete
ebayVery Good

$67.49 USD

Free shipping

★ 99.9% · 161,561 ratings

Listed 5 days ago · checked 5 days ago

Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) CIB VINTAGE Tested
Castle of Illusion Starring Mickey Mouse (Sega Genesis, 1990) CIB VINTAGE Tested
ebayVery Good

$72.00 USD

Shipping calculated

★ 100% · 228 ratings

Listed 8 days ago · checked 8 days ago

Sega Genesis Game Castle Of Illusion Starring Mickey Mouse
Sega Genesis Game Castle Of Illusion Starring Mickey Mouse
ebayGood

$54.99 USD

Shipping calculated

★ 99.4% · 2,433 ratings

Listed 9 days ago · checked 9 days ago

Castle Of Illusion starring Mickey Mouse (Sega Genesis, 1990) Game Only. Tested
Castle Of Illusion starring Mickey Mouse (Sega Genesis, 1990) Game Only. Tested
ebayVery Good

$30.00 USD

+$7.00 shipping

★ 100% · 6,558 ratings

Listed 12 days ago · checked 12 days ago

Roughly one qualifying listing every 1.7 days.

Asking-price ranges by condition

Condition Min 25% Median 75% Max N
Loose $19.99 $30.99 $41.72 $54.99 $99.98 30
Cib $49.99 $60.11 $68.88 $74.95 $99.00 13

Asking prices of currently-active listings. Not sold-price data.

90-day Loose median trend
0%
vs 90 days ago

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How we filter

Every feed has its own filter, tuned by hand for this one game. Before any change goes live, those filters are tested against thousands of real eBay listing titles. Every night, each feed is checked against every other deal page in its category, so a listing for a different game that slips in gets flagged and fixed instead of quietly shown.

Of the 54 listings we observed for this game in the last 30 days, we filtered out 37 of 54 (~69%) for quality reasons. The remaining 17 are what we'd actually surface.

  • 31 matched a bootleg / out-of-scope keyword
  • 4 shipped from a region we exclude
  • 2 seller had too few feedback ratings

What the feed excludes

An eBay search for Castle of Illusion (Genesis) returns far more than the game itself: controllers, T-shirts, strategy guides, imports and repro carts all mention it in their titles. These are the 104 terms we filter out to keep this feed to the real thing. A listing whose title contains any of them never reaches the feed, the price table or an alert. Many look unrelated to Castle of Illusion (Genesis) because they are: that's the noise.

Other titles & look-alikes 13
  • -master system
  • -game gear
  • -land of illusion
  • -world of illusion
  • -samsung
  • -gamboy
  • -tectoy
  • -artwork
  • -fantasia
  • -2 in 1
  • -re-po
  • -sms
  • -gg
Bootlegs & repros 5
  • -custom case
  • -repro
  • -reproduction
  • -aftermarket
  • -repo
Broken, untested & empty listings 15
  • -for parts
  • -not working
  • -non-working
  • -non working
  • -broken
  • -as is
  • -as-is
  • -untested
  • -doesnt work
  • -does not work
  • -not tested
  • -parts only
  • -no game
  • -game not included
  • -cart not included
Imports & regions 9
  • -japanese
  • -ntsc-j
  • -famicom
  • -korean
  • -import
  • -jpn
  • -jp
  • -pal
  • -japan
Ports, remakes & re-releases 1
  • -remake
Lots & multi-item listings 8
  • -lot
  • -bundle
  • -collection
  • -set of
  • -multiple games
  • -3 games
  • -4 games
  • -5 games
Accessories, merch & paper 53
  • -controller
  • -headset
  • -headphones
  • -plush
  • -figure
  • -figurine
  • -keychain
  • -sticker
  • -charger
  • -cable
  • -adapter
  • -backpack
  • -wallet
  • -shirt
  • -hoodie
  • -jersey
  • -poster
  • -art book
  • -artbook
  • -soundtrack
  • -vinyl
  • -statue
  • -amiibo
  • -funko
  • -pop figure
  • -mousepad
  • -lanyard
  • -badge
  • -trading cards
  • -tcg booster
  • -bookmark
  • -instruction booklet
  • -promo item
  • -promotional
  • -insert only
  • -flyer
  • -pamphlet
  • -display card
  • -demo cart
  • -kiosk
  • -case only
  • -case-only
  • -clamshell only
  • -box and case
  • -replacement box only
  • -cover art
  • -instructions only
  • -manual only
  • -pin
  • -art
  • -nfr
  • -hat
  • -ost

How often qualifying deals appear

  • 9 in the last 7 days (~1.29/day)
  • 18 in the last 30 days (~0.6/day)
  • 18 in the last 90 days (~0.2/day)

Castle of Illusion: collector & reseller spec sheet

  • What it is: Castle of Illusion Starring Mickey Mouse, Sega's 1990 Genesis platformer. This page tracks the US Genesis release only.
  • Same title, different hardware: the game also shipped on Master System and Game Gear, and those listings reuse the exact same title text. The feed filters them out, but if you find a listing yourself, confirm the platform on the label and in the photos before you pay.
  • Save mechanism: no save battery that we have verified, so there is no battery to budget for. Confirm the product code on the label matches the US release.
  • Print variants: a later reprint with different packaging may exist, and it may carry a different price than an early run. We have not verified the distinguishing marks, so compare the seller's photos against a known authentic copy rather than trusting a "first print" claim.
  • Listing traps seen while tuning:
    • Box-only, cover-art-only and manual-only listings carry the full game title and sit close to loose-cart prices. The feed rejects these, but check "complete" claims for a photographed cart.
    • Sellers sometimes write "CIB" while listing no manual. Read the description before treating it as complete.
    • Non-US or reproduction copies appear under the same title, including Brazilian and Korean releases. The feed excludes these, so don't treat a rare-sounding listing as a bargain on this page.

Buying Sega Genesis games: what to check by condition

These checks apply to every Sega Genesis cartridge. The item notes above cover what is specific to this game.

Loose

  • Compare the label, shell color and front/back markings against a photo of a known-authentic cart. Repro labels are often glossier, blurrier or slightly off-color.
  • Ask for a photo of the board or the back of the cart. An opened shell is not automatically bad (battery swaps are normal), but it should be disclosed.
  • If the game saves to a battery, ask whether the save holds. Old save batteries fail with age regardless of what the listing says, so budget for a replacement.

CIB (complete in box)

  • Confirm the box, manual and plastic case and cover art are all shown in the photos, not just listed in the title.
  • Check that the box and manual are the same region and print as the cart. Mixed-and-matched "complete" copies are common.
  • Box wear (crushing, tears, sticker residue) moves price far more than the cart does. Judge it from photos, not from the word "mint".

Sealed & graded

  • For a graded copy, look the certification number up on the grading company's own site and confirm the photos match the slab you are buying.
  • For an ungraded sealed copy, compare the wrap and seal pattern against a known factory-sealed example. Resealing is common, and a reseal on a loose game is worth a loose price.
  • Ask for photos of every side, the seams and any price stickers. Refusing extra photos on a sealed listing is a red flag on its own.

FAQ

How much is Castle of Illusion (Genesis) worth right now?
CresvaMent's daily eBay index puts the median asking price for Castle of Illusion (Genesis) in Loose condition at $42 across 30 active US listings (November 6, 2026 snapshot). Asking prices, not sold prices.
How do I get notified when a new Castle of Illusion (Genesis) listing comes in under my price?
Live eBay listings for Castle of Illusion (Genesis) are at cresvament.com/deals/genesis/castle-of-illusion, and CresvaMent can alert you by Discord or email when a new one is listed under your max price (free for one tracker).
How often do qualifying deals appear?
In the trailing 30 days, 18 qualifying listings appeared — roughly 0.6 per day.
Is Castle of Illusion (Genesis) reproduced or commonly faked?
In the last 30 days we excluded 31 listings for matching reproduction / out-of-scope keywords. The article above covers what to look for when verifying authenticity.

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Data freshness: last snapshot 2026-11-06 00:00 UTC . Atom feed

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