diff --git a/construct/Treehouse/treefort.arc b/construct/Treehouse/treefort.arc
new file mode 100644
index 000000000..adb8fc574
--- /dev/null
+++ b/construct/Treehouse/treefort.arc
@@ -0,0 +1,19 @@
+Object treefort
+name treefort
+type 66
+face treefort.111
+no_pick 1
+editable 2
+visibility 100
+magicmap grey
+end
+More
+Object treefort_1
+name treefort
+type 66
+face treefort.211
+no_pick 1
+x 1
+visibility 100
+magicmap grey
+end
diff --git a/construct/Treehouse/treefort.base.111.png b/construct/Treehouse/treefort.base.111.png
new file mode 100644
index 000000000..a59ef064e
Binary files /dev/null and b/construct/Treehouse/treefort.base.111.png differ
diff --git a/construct/Treehouse/treefort.base.211.png b/construct/Treehouse/treefort.base.211.png
new file mode 100644
index 000000000..d58f20cf4
Binary files /dev/null and b/construct/Treehouse/treefort.base.211.png differ
diff --git a/construct/Treehouse/treefort.clsc.111.png b/construct/Treehouse/treefort.clsc.111.png
new file mode 100644
index 000000000..ce74c0141
Binary files /dev/null and b/construct/Treehouse/treefort.clsc.111.png differ
diff --git a/construct/Treehouse/treefort.clsc.211.png b/construct/Treehouse/treefort.clsc.211.png
new file mode 100644
index 000000000..10c2787b2
Binary files /dev/null and b/construct/Treehouse/treefort.clsc.211.png differ
diff --git a/construct/Treehouse/treefort2.arc b/construct/Treehouse/treefort2.arc
new file mode 100644
index 000000000..840cb021f
--- /dev/null
+++ b/construct/Treehouse/treefort2.arc
@@ -0,0 +1,19 @@
+Object treefort2
+name treefort
+type 66
+face treefort2.111
+no_pick 1
+editable 2
+visibility 100
+magicmap grey
+end
+More
+Object treefort2_1
+name treefort
+type 66
+face treefort2.211
+no_pick 1
+y 1
+visibility 100
+magicmap grey
+end
diff --git a/construct/Treehouse/treefort2.base.111.png b/construct/Treehouse/treefort2.base.111.png
new file mode 100644
index 000000000..ffcd3beb7
Binary files /dev/null and b/construct/Treehouse/treefort2.base.111.png differ
diff --git a/construct/Treehouse/treefort2.base.211.png b/construct/Treehouse/treefort2.base.211.png
new file mode 100644
index 000000000..73c6a385d
Binary files /dev/null and b/construct/Treehouse/treefort2.base.211.png differ
diff --git a/construct/Treehouse/treefort2.clsc.111.png b/construct/Treehouse/treefort2.clsc.111.png
new file mode 100644
index 000000000..ccbd58ace
Binary files /dev/null and b/construct/Treehouse/treefort2.clsc.111.png differ
diff --git a/construct/Treehouse/treefort2.clsc.211.png b/construct/Treehouse/treefort2.clsc.211.png
new file mode 100644
index 000000000..bc06880e3
Binary files /dev/null and b/construct/Treehouse/treefort2.clsc.211.png differ
diff --git a/construct/Treehouse/treefort3.arc b/construct/Treehouse/treefort3.arc
new file mode 100644
index 000000000..4db7318f0
--- /dev/null
+++ b/construct/Treehouse/treefort3.arc
@@ -0,0 +1,29 @@
+Object treefort3
+name treefort
+type 66
+face treefort3.111
+no_pick 1
+editable 2
+visibility 100
+magicmap grey
+end
+More
+Object treefort3_1
+name treefort
+type 66
+face treefort.211
+no_pick 1
+x 1
+visibility 100
+magicmap grey
+end
+More
+Object treefort3_2
+name treefort
+type 66
+face treefort2.211
+no_pick 1
+y 1
+visibility 100
+magicmap grey
+end
diff --git a/construct/Treehouse/treefort3.base.111.png b/construct/Treehouse/treefort3.base.111.png
new file mode 100644
index 000000000..e43c48980
Binary files /dev/null and b/construct/Treehouse/treefort3.base.111.png differ
diff --git a/construct/Treehouse/treefort3.clsc.111.png b/construct/Treehouse/treefort3.clsc.111.png
new file mode 100644
index 000000000..d5c3c44a1
Binary files /dev/null and b/construct/Treehouse/treefort3.clsc.111.png differ
diff --git a/construct/Treehouse/treehouse.arc b/construct/Treehouse/treehouse.arc
new file mode 100644
index 000000000..d02446998
--- /dev/null
+++ b/construct/Treehouse/treehouse.arc
@@ -0,0 +1,9 @@
+Object treehouse
+name treehouse
+type 66
+face treehouse.111
+color_fg brown
+no_pick 1
+editable 2
+visibility 100
+end
diff --git a/construct/Treehouse/treehouse.base.111.png b/construct/Treehouse/treehouse.base.111.png
new file mode 100644
index 000000000..4d95b85cb
Binary files /dev/null and b/construct/Treehouse/treehouse.base.111.png differ
diff --git a/construct/Treehouse/treehouse.clsc.111.png b/construct/Treehouse/treehouse.clsc.111.png
new file mode 100644
index 000000000..c3d7f61fa
Binary files /dev/null and b/construct/Treehouse/treehouse.clsc.111.png differ
diff --git a/monster/undead/banshee.arc b/monster/undead/banshee.arc
new file mode 100644
index 000000000..16b61ff45
--- /dev/null
+++ b/monster/undead/banshee.arc
@@ -0,0 +1,40 @@
+Object banshee
+race undead
+name Banshee
+randomitems banshee
+face banshee.111
+anim
+banshee.111
+banshee.112
+mina
+monster 1
+sleep 1
+alive 1
+Wis 17
+Pow 35
+undead 1
+dam 15
+hp 500
+maxhp 500
+level 10
+resist_physical 50
+resist_magic 50
+resist_blind 90
+wc 5
+ac -5
+no_pick 1
+invisible 1
+see_invisible 1
+maxsp 60
+editable 1
+will_apply 2
+pick_up 24
+can_apply 25
+can_cast_spell 1
+color_fg black
+speed 0.12
+attacktype 17
+exp 50000
+body_finger 2
+body_range 1
+end
diff --git a/monster/undead/banshee.base.111.png b/monster/undead/banshee.base.111.png
new file mode 100644
index 000000000..98157879f
Binary files /dev/null and b/monster/undead/banshee.base.111.png differ
diff --git a/monster/undead/banshee.base.112.png b/monster/undead/banshee.base.112.png
new file mode 100644
index 000000000..18ef09554
Binary files /dev/null and b/monster/undead/banshee.base.112.png differ