Added a proper 4th level for Gwiti to remove dependencies on campaign units.

data/units/Demilich.cfg

@@ -10,7 +10,7 @@ movement=6
 experience=250
 level=3
 alignment=chaotic
-advanceto=Ancient Lich
+advanceto=Dread Lich
 cost=30
 usage=fighter
 unit_description= _ "After too much time dabbling with forbidden magics and dark arts, these mages have begun to pay a heavy price: Demiliches are losing their bodies, becoming undead themselves. With time, they may become fully undead, and feared by all alike." 

data/units/Dread_Lich.cfg

@@ -0,0 +1,71 @@
+[unit]
+id=Dread Lich
+name= _ "Dread Lich"
+race=undead
+image="undead-dread-lich.png"
+image_defensive="undead-dread-lich-defend.png"
+hitpoints=80
+movement_type=undeadfoot
+movement=6
+experience=500
+level=4
+alignment=chaotic
+advanceto=null
+cost=180
+usage=mixed fighter
+unit_description= _ "At long last, Ha'atel has paid the ultimate sacrifice for the dark arts into which he has delved, and has, himself, entered into undeath.  At the apex of his power, he has become a lich, a waking embodiment of dread.  He has, beyond any doubt, passed the point of no return, and his power and immortality will have to provide consolation for what he has lost in his quest to achieve them."
+get_hit_sound=groan.wav
+	[attack]
+	name=touch
+	type=cold
+	range=short
+	damage=6
+	number=4
+	special=drain
+		[frame]
+		begin=-100
+		end=100
+		image="undead-dread-lich-attack.png"
+		[/frame]
+	[/attack]
+	[attack]
+	name=magic
+	type=cold
+	special=magical
+	range=long
+	damage=13
+	number=5
+	icon=attacks/dark-missile.png
+		[frame]
+		begin=-300
+		end=-200
+		image="undead-dread-lich-attack1.png"
+		[/frame]
+		[frame]
+		begin=-200
+		end=-100
+		image="undead-dread-lich-attack2.png"
+		[/frame]
+		[frame]
+		begin=-100
+		end=0
+		image="undead-dread-lich-attack3.png"
+		[/frame]
+		[frame]
+		begin=0
+		end=100
+		image="undead-dread-lich-attack4.png"
+		[/frame]
+		[missile_frame]
+		begin=-100
+		end=100
+		image="projectiles/darkmissile-n.png"
+		image_diagonal="projectiles/darkmissile-ne.png"
+		[/missile_frame]
+		[sound]
+		time=-200
+		sound=magicmissile.wav
+		[/sound]
+	[/attack]
+[/unit]
+