I spent $100 on a "The Flower Edition" copy of Drakengard 3 from eBay. I just reached Ending D and so far I haven't see any differences compared to the standard version.
Drakengard | Compra online en eBay
Drakengard | Compra online en eBay
Drakengard | Compra online en eBay
Drakengard | Compra online en eBay
Drakengard | Compra online en eBay
Drag-On Dragoon 3 (Sony PlayStation 3, 2013) - Japanese Version | Compra online en eBay