Fimbul Fortress terrain 139

The complete definition of this terrain in the game's own mod format. Command names link to the reference.

selectterr  139
name        "Fimbul Fortress"
dead        2
apcost      1
batmap      3
walls
irongate
citadel
farsight
spreadcold

Record definition from the base game data (v5.33 extraction), shown with Illwinter's permission. Unaffiliated with Illwinter Game Design.