A reagent vendor is vendor who sells reagents, items that can erase a player's talents and glyphs or transport them through demonic gateways. Prior to The Shattering, these vendors sold items that were required by certain classes to cast a spell or use an ability. Reagent vendors can be tracked on the minimap and will appear as File:Reagents.png. The current inventory of most reagent vendors is:Gateway Control Stones are only sold by select vendors File:Empty Vendor.png File:UI-Unknown.png File:UI-QuestItemNameFrame.png [[|]] File:UI-Unknown.png File:UI-QuestItemNameFrame.png [[|]]