Roofus the Kingslayer
Male Human Death Knight
EU Saurfang

[Blood-Soaked Saronite Plated Spaulders]
[Shroud of the North Wind]
[Saronite War Plate]
[Crafted Dreadful Gladiator’s Armplates of Proficiency]
[Bloodbane’s Gauntlets of Command]
[The Plaguebringer’s Girdle]
[Engraved Saronite Legplates]
[Greaves of the Slaughter]
[Greatsword of the Ebon Blade]

Hadanir didn’t realise this was a transmog.  He thought it was the standard issue uniform.

I like to think that this and its color variants are standard-issue, with the gold trim variant being the ‘dress’ uniform. (Which is why the NPCs in Acherus all use the gold-trim version.)