ETTiNGRiNDER
An easter egg in the Witchaven II sound setup screen / jukebox.
Go to Options > Sound and pick Track 3 on the jukebox. Cirae-Argoth appears on screen to dance.
Recorded with vanilla Witchaven II v2.0c / DOSBox 0.74
ETTiNGRiNDER's Fortress:
http://ettingrinder.youfailit.net