Ultima Online launched in 1997, but development goes back way before that. A core part of the game economy was gold that could be used for trade between players

Ultima Online launched in 1997, but development goes back way before that. A core part of the game economy was gold that could be used for trade between players, as well as NPCs (non-player characters). https://en.m.wikipedia.org/wiki/Ultima_Online https://en.m.wikipedia.org/wiki/Ultima_Online