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Join Lady Sia, bold defender of a world invaded by a race of ruthless beastmen. Help her use her sword and her wits in an intense battle across land, sea and air to free her people. Acquire the magic of the elements to defeat the giant T'Soa bosses, and invoke Sia's shapeshifting power in a final showdown against an unforgiving foe!
Lady Sia GBA price & price history
The average CIB price for Lady Sia (GBA) was $100.05 30 days ago and is $99.86 now — down $0.19. Real-market prices from eBay sold listings, updated daily — see the full price chart above.
Frequently asked questions
- How much is Lady Sia (GBA) worth?
- Lady Sia for GBA is worth $99.86 on average for a complete-in-box (CIB) copy, based on recent eBay sold listings.
- Is Lady Sia going up or down in price?
- The price is trending down — it was $100.05 30 days ago and is $99.86 now, a $0.19 decrease.
- How does the 100 Coins price compare to PriceCharting?
- PriceCharting publishes one price per condition for Lady Sia 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 | 2026-08-10 | $36.99 | Game Only | Lady Sia (Nintendo Game Boy Advance, 2001) GBA Cart Only Authentic TESTED | |
| eBay | 2026-08-09 | $29.99 | Game Only | Lady Sia (Nintendo Game Boy Advance, 2001) GBA Cart Only Authentic TESTED | |
| eBay | 2026-08-06 | $31.00 | Game Only | Lady Sia (Nintendo Game Boy Advance, 2001) GBA Cart Only TESTED | |
| eBay | 2026-07-30 | $100.00 | CIB | Lady Sia CIB Nintendo Game Boy Advance GBA Complete in original box Tested | |
| eBay | 2026-07-25 | $25.90 | Game Only | Lady Sia GBA Game Boy Advance Authentic - Game Only | |
| eBay | 2026-07-25 | $26.00 | Game Only | Lady Sia (Nintendo Game Boy Advance, 2001) GBA Cart Only Authentic TESTED | |
| eBay | 2026-07-02 | $26.99 | Game Only | Lady Sia GBA Game Boy Advance Authentic - Game Only | |
| eBay | 2026-07-02 | $25.39 | Game Only | Game Only Lady Sia Game Boy Advance | |
| eBay | 2026-06-28 | $25.00 | Game Only | Lady Sia (Nintendo Game Boy Advance, 2001) GBA Cart Only TESTED | |
| eBay | 2026-06-21 | $23.99 | Game Only | Lady Sia (Nintendo Game Boy Advance, 2001) GBA Cart Only Authentic TESTED |
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