Mercenary coin (or coin) is an in-game currency exclusive to Mercenaries. Each mercenary has their own unique type of coin that can be used to upgrade only their abilities and equipments, or craft and own it. For example, Tirion Fordring Coin can only be used to upgrade Tirion Fordring's abilities, equipments, or craft Tirion Fordring.
Completing bounties in Travel Point - Each bounty can give the player coins of mercenaries in their party or coin loots, which can contain coins of three mercenaries depending on the bounty they played.
Opening Mercenaries Packs - Each Mercenaries Pack contains coin drops, and each coin drop gives the player 35-45 coins of a mercenary.