On the 21st of January, 2018, we brought mythic Argus down, concluding the third and last tier of the expansion.

For those who are interested in a wipe count:
Garothi Worldbreaker: 1
Felhounds of Sargeras: 2
Antoran High Command: 3
Portal Keeper Hasabel: 3
Eonar the Life-Binder: 5
Imonar the Soulhunter: 6
Kin'garoth: 18
Varimathras: 49
Coven of Shivarra: 15
Aggramar: 80
Argus: 250

For those who are interested in watching our kill, we have a few videos:
https://www.youtube.com/watch?v=e2oh0NPnqIw (Destruction Warlock PoV)
https://www.youtube.com/watch?v=D-70OQHmNwc (Brewmaster Monk PoV)