diff --git a/monster/undead/skeleton_chief_arc.arc b/monster/undead/skeleton_chief_arc.arc
new file mode 100644
index 000000000..00e94c070
--- /dev/null
+++ b/monster/undead/skeleton_chief_arc.arc
@@ -0,0 +1,40 @@
+Object skeleton_chief_arc
+name skeleton captain
+randomitems skeleton
+race undead
+face skeleton_chief.111
+color_fg white
+anim
+skeleton_chief.111
+skeleton_chief.111
+mina
+monster 1
+sleep 1
+Wis 14
+undead 1
+no_pick 1
+alive 1
+ac 1
+wc 8
+dam 15
+hp 80
+maxhp 80
+Con 2
+level 8
+speed 0.2
+exp 180
+weight 15000
+attacktype 17
+resist_fire -50
+resist_cold 30
+resist_fear 100
+resist_physical 60
+will_apply 2
+pick_up 24
+can_see_in_dark 1
+can_apply 25
+can_use_weapon 1
+can_use_armour 1
+can_use_ring 1
+editable 1
+end
diff --git a/monster/undead/skeleton_leader_arc.arc b/monster/undead/skeleton_leader_arc.arc
new file mode 100644
index 000000000..7d405d921
--- /dev/null
+++ b/monster/undead/skeleton_leader_arc.arc
@@ -0,0 +1,40 @@
+Object skeleton_leader_arc
+name skeleton bezerk
+randomitems skeleton
+race undead
+face skeleton_leader.111
+color_fg white
+anim
+skeleton_leader.111
+skeleton_leader.111
+mina
+monster 1
+sleep 1
+Wis 14
+undead 1
+no_pick 1
+alive 1
+ac 3
+wc 12
+dam 10
+hp 60
+maxhp 60
+Con 2
+level 7
+speed 0.2
+exp 120
+weight 15000
+attacktype 17
+resist_fire -100
+resist_cold 30
+resist_fear 100
+resist_physical 20
+will_apply 2
+pick_up 24
+can_see_in_dark 1
+can_apply 25
+can_use_weapon 1
+can_use_armour 1
+can_use_ring 1
+editable 1
+end