HigHurtenflurst on 26 March 2016
Civ 5 has Boudicca & the Celts, though I don't play as them much.
The Endless Ocean games have some beautiful folk music from Britain & Ireland.
https://www.youtube.com/watch?v=SIAowBz_jCY
https://www.youtube.com/watch?v=l0rpAAAX_OA
Also series like Tomb Raider often include Celtic mythology.
