Most Popular Online Games accept WebMoney. Spend your WM for:
TerraBank: sell game currency for multiple online games.
Everquerst II and other games of Akella Online.
Arena Online - Russian 2D, 3D fantasy MMORPG.
Premium accounts at Destinysphere.ru
EuroCredits of Combats.ru
Game currency at Timezero.ru
PayByCash—Universal Payment Solution — accepts WebMoney towards EveOnline, RuneScape, Project Entropia and tenth of other online games!
For other online games, go to MegaStock catalogue.