# N: serial number : monster name
# G: symbol : color
# I: speed : hit points : vision : armor class : alertness
-# W: depth : rarity : 0 : exp : next_exp : next_mon
+# W: depth : rarity : exp : next_exp : next_mon
# B: attack method : attack effect : damage
# S: spell frequency |
# S: spell type | spell type | etc
# from 0 (ever vigilant for intruders) to 255 (prefers to ignore
# intruders).
-# 'W' is for more information - level, rarity, and experience for
-# killing. The third slot is unused.
+# 'W' is for more information - level, rarity, experience for
+# killing, required experience to evolve, and evolution target.
# 'B' is for blows - method of attack, effect of attack, and damage
# from attack. There may be up to four of these lines; effect and