To do this shuffle you only need a lvl 103 character, 110 is not required. This character needs to have
Leatherworking and you need to do the
Leatherworking questline. At 103 the quest (
Klauen des Lands) for
Muster: Kriegsbalgbindungen opens up. After you learn the pattern its time to queue up for
Das Finsterherzdickicht.
Muster: Kriegsbalgbindungen drops from
Schemen von Xavius 100% so you only need to run it once. With this pattern you're ready to go.
Each
Kriegsbalgbindungen cost 9 x
Steinbalgleder to make so as a general rule of thumb, you want to make sure that the price of
Leylichtsplitter (or 3 x
Arkhana) is more than 9 leather on your server.
If you have a character who needs
Blut von Sargeras for another profession or for upgrading gear with
Obliterum, I suggest you have them be your enchanter to break all the bracers down for the blood procs, otherwise it can be any toon if you're just using bloods to purchase from
Illnea Blutdorn.