Which game pioneered the first major virtual marketplace that allowed players to sell user-created virtual items to other players for real-world money?

The gaming industry has transformed how digital products are sold and experienced. From early physical game cartridges to today's immersive virtual stores within games, retail strategies in gaming have evolved dramatically. This question explores a significant retail innovation that changed how players purchase and interact with virtual goods. Test your knowledge on the evolution of in-game economies and virtual marketplaces!

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Second Life
World of Warcraft
The Sims Online
EverQuest