 In online trading card games, creating multiple accounts by jailbreaking device to get more rewards can be considered as cheating because it is unfair to players who have only one account.In online multiplayer games, players may use macro scripts, which automate player actions, to automatically find items or defeat enemies for the player's advantage.The prevalence of massively multiplayer online games (MMORPGs) such as "World of Warcraft", "Anarchy Online", "EverQuest", "Guild Wars", and "RuneScape" has resulted in the trading of in-game currency for real-world currency.