Game of Thrones Game Name Generator
I use this on https://www.thronemaster.net/.
Usage
$ ruby generate.rb
The Bitter Flame of Rook's Rest
The Cruel Rider from Unnamed Baelish keep
Cruel Riders of Driftmark
Devilish Queens of Blackmont
The Unkind King from Oldtown
Or if you are into alliteration:
$ ruby generate.rb -a
The Callous Caravan in Coldmoat
Callous Caravans from Cider Hall
The Cruel Caravan from Crag
Cruel Caravans from Coldmoat
The Callous Circus of Cape Kraken