Fey (dNetHack)
In dNetHack, certain monsters are classified as fey, marked by the MA_FEY flag in the source.[1][2] Fey take extra damage from iron weapons.
Those monsters are:
- f displacer beast
- l leprechaun
- @ doppelganger
- the Eladrin and their Lords and Ladies
- C: Synaisthesia
- &: Alrunes
- y: tiny being of light
- q: q leocrotta, q wumpus
- u: all unicorns and Nightmare
- n: n quickling, dryad, naiad, oread, swamp nymph, yuki-onna, deminymph, Echo, Aglaope, Nimune
