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Zeus, creator and ruler of the Guardians of the Gates, raises you from your grave! You must go fourth and defeat a new, unknown evil that has destroyed the Guardians and ravaged the universe. To do so, you must collect the keys and Essence of each land, transforming you into beasts with unnatural powers and special abilities. Conquer this evil and you will become the sole Guardian, the protector of the universe.
Raw name
Altered Beast Guardian of the Realms
UPC
785138321189
ASIN
B00006N5ST
eBay EPID
9110
Region
NTSC_U
Altered Beast: Guardian of the Realms GBA price & price history
The average CIB price for Altered Beast: Guardian of the Realms (GBA) was $79.98 30 days ago and is $79.98 now — unchanged. Real-market prices from eBay sold listings, updated daily — see the full price chart above.
Frequently asked questions
- How much is Altered Beast: Guardian of the Realms (GBA) worth?
- Altered Beast: Guardian of the Realms for GBA is worth $79.98 on average for a complete-in-box (CIB) copy, based on recent eBay sold listings.
- Is Altered Beast: Guardian of the Realms going up or down in price?
- The price has been stable at $79.98 over the past 30 days.
- How does the 100 Coins price compare to PriceCharting?
- PriceCharting publishes one price per condition for Altered Beast: Guardian of the Realms on Game Boy Advance. 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 | 2026-08-07 | $129.99 | Sealed | Altered Beast: Guardian of the Realms Nintendo Game Boy Advance GBA Sealed New | |
| eBay | 2026-04-25 | $79.98 | CIB | NINTENDO GAMEBOY ADVANCE ALTERED BEAST GUARDIAN OF THE REALMS COMPLETE IN BOX | |
| eBay | 2026-04-24 | $25.99 | Game Only | Altered Beast Guardian of Realms GameBoy Advance Cart Only Authentic Tested GBA | |
| eBay | 2026-04-03 | $114.99 | Sealed | Nintendo Gameboy Advance GBA: ALTERED BEAST GUARDIAN OF THE REALMS Sealed NEW! | |
| eBay | 2026-03-10 | $27.99 | Game Only | Altered Beast Guardian of Realms GameBoy Advance Cart Only Authentic Tested GBA | |
| eBay | 2026-01-29 | $24.95 | Game Only | Altered Beast: Guardian of the Realms Game Only - Game Boy Advance **SEE DESC** | |
| eBay | 2025-06-06 | $63.00 | CIB | 2001 NINTENDO GAME BOY ADVANCE GBA THQ ALTERED BEAST GUARDIAN OF THE REALMS CIB | |
| eBay | 2025-04-23 | $104.95 | Sealed | Altered Beast Guardian of the Realms Nintendo Game Boy Advance Factory Sealed | |
| eBay | 2025-03-19 | $61.00 | CIB | Nintendo Gameboy Advance Game Altered Beast Guardian If The Realms CIB Complete | |
| eBay | 2025-03-14 | $56.06 | CIB | Altered Beast: Guardian of the Realms GBA Game Boy Advance CIB W/ Box Protector |
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