completed with that particular NPC). The color indicates whether it is a low-level (dark yellow), on-level (bright yellow), challenging (reddish yellow) or not doable yet (red). Daily or weekly quests are blue. Dungeons Some of the harder challenges in World of Warcraft require players to group together to defeat them. These usually take place in dungeons or in separate zones, also known as instances, that a group of characters can enter together. The term comes from each group or party having a separate copy or instance of the dungeon, complete with their own enemies to defeat and their own treasure or rewards. This allows players to explore areas and defeat quests without other players outside the group interfering. Dungeons are spread over the game world and are designed for characters of varying progression. A "looking for group" option allows players to passively find other players interested in doing the same instance. A typical dungeon will allow up to five characters to enter as part of a group. High end dungeons allow more players to group together and form a raid. These dungeons allow up to forty players to enter at a time in order to face some of the most difficult challenges. In the Burning Crusade and later expansions the most common group sizes are ten and twenty-five, based on the idea that these groups would be easier to fill and coordinate. As well as dungeon-based raid challenges, several creatures exist in the normal game environment that are designed for raids to attack. As of Mists of Pandaria (MoP), there are the dungeons, scenarios, raids, battlegrounds and arenas that fall under this category. - Dungeons exist as 'normal' and, in some cases, also come in a 'Heroic' or 'HC' version. While the mechanics in both versions are the same, the rewards and difficulty are different. In Warlords of Draenor (WoD), Mythic versions of dungeons were added that increase the rewards and difficulty more than in heroic. - Scenarios are short, three-player instances, that involve a specific sequence of events that have to be completed. Unlike dungeons, the party members do not need to be of a specific type. In the later patches of MoP, Heroic versions were added that require the players to assemble their own team and walk to the portal in order to access them. - Raids are the larger instances and usually involve a specific end of