1. Dungeon key function: Open the back door of Gnomeregan, and you can skip the initial part of the dungeon by entering from this entrance. Obtain: Dropped from Gnomeregan BOSS - Electrocution Device Type 6000. Truesilver master keys, small explosive salt bombs, and the rogue's level 150 lockpicking skill have the same effect.
Function: Opens the Scarlet Monastery Armory and Cathedral Quarter and the Scarlet Quarter in Stratholme. Obtain: From the box near the BOSS in the library area of the Scarlet Monastery - Arcane Mage Duan. Truesilver master keys, large explosive salt bombs, and the rogue's level 175 lockpicking skill have the same effect.
Function: Open the prison cells in the second half of Blackrock Depths. Obtain: Dropped by Blackrock Abyss BOSS-Inquisitor Gerstarn. The Arcane Master Key, the Large Explosive Salt Bomb, and the Rogue's Level 250 Lockpicking Skill have the same effect.
Function: Enter the interior of Blackstone Abyss. With this key, you can skip the second half of the copy. Obtain: "Legacy of Black Iron" mission reward. The quest can be received in the Iron Tomb of Blackstone Mountain, and the player needs to be in the soul state. The Arcane Master Key, the Large Explosive Salt Bomb, and the Rogue's Level 250 Lockpicking Skill have the same effect.
Function: Opens the door to the Scholomance Academy entrance. Obtain: "Key to Scholomance Academy" mission reward. The Alliance collects it in Western Plaguelands (42,83), and the Horde collects it in Tirisfal Glades (83,62). Powerful explosive salt bombs have the same effect as the rogue's level 280 lockpicking skill.
Function: Open the entrance to the Stratholme Undead Zone. Obtain: Dropped by Stratholme BOSS-Mayor Barthras. Powerful explosive salt bombs have the same effect as the thieves' level 300 lock-picking skills.
Features: Access to the west and north of Dire Maul, as well as the Library. Obtain: Dropped by the Dire Maul elite monster - Pushilin. Powerful explosive salt bombs have the same effect as the thieves' level 300 lock-picking skills.
Function: Opens the door linking Loch Modan and Searing Gorge. Alliance players with this key can enter Searing Gorge more safely. Obtain: "Curator's Proof" alliance mission reward. The mission can be obtained from Curator Thorios in Ironforge (71,16). The Arcane Master Key, Large Explosive Salt Bomb, and the Rogue's 225 Lock Picking Skill have the same function.
The key chain is the key backpack, which is specially used for players to store keys. The key chain is next to the backpack icon. The player cannot use the key chain without acquiring any keys. The key chain will be automatically activated until a key can be stored in the key chain. The space of the key chain expands as the player level increases: players with levels 1-40 have 4 spaces. Players at level 41-50 have 8 spaces. Players at levels 51-60 have 12 spaces.
The props introduced below cannot be put into the key chain, but they have the same effect as keys, and they are used in scenes where master keys and lock-picking skills are usually not available. Of course, only permanently usable props are introduced here, and disposable props are not introduced.
Scepter of Celebras
Function: Create a portal into Maraudon Disong Waterfall, which can skip the purple door and orange door. Obtain: "The Scepter of Celebras" quest reward in the instance.
Function: Opens the wooden toilet in the Searing Gorge. Obtain: Get the quest in Searing Gorge (65,62). The key will be dropped by the nearby Dark Iron Dwarves.
Function: Enter the upper level of Blackstone Tower. Obtain: Reward from the "Promotion Seal" mission in the lower level of Blackrock Tower.