In my next book, Destiny Bewitched, we meet Kieran's bad-ass brother - a dark fae sentenced to the Underworld for trying to usurp the Unseelie king.
Picture Colin Farrell (with long dark hair, no bleached spikes). He'll have his own book too but he needs a name.
The fae are Irish so I listed a few Irish options below. Majority wins so name your vote in the comments!
and a last minute suggestion...