Lord of the Corpseflies not for nothing has such a name, this huge cadaveric fly appears during a certain event, that can be started Necrolords by speaking to Cadaverous NPC in Korthia zone. You have to pile up corpses, then the smell will attract Fleshwing and he'll become attackable. But drop chance of mount is low and event is rare, so if you don't want to waste your time, you can contact us, and we will get this mount for you!
Here you can buy Lord of the Corpseflies for World of Warcraft with ReinwinBoost team for EU or US Servers.