Cause a suit of Ordinator armor just ended up locked away somewhere! It's a relic from Morrowind's past. Maybe some Ordinators fled to Solstheim so some armor was left chillin there. Idk kid. It's just a big part of what I remember from Morrowind. I'm really just surprised they didn't put it in.
The ordinators served the tribunal temple did they not? I thought that the Tribunal were replaced by the original trinity of Daedra; Mephala, Azura, Boethiah.
This is what I had gathered as well from text in the DB DLC. I think it is the main priest of the temple in Raven Rock who tells you all about the the false tribunal and how house Hlaalu fell out of power at pretty much the same time the tribunal was replaced by the trinity.
The other Raptors and I have constructed a make shift bridge to Venezuela, where I shall assume odd jobs under the guise Lord Plinkington, but I've said to much