diff --git a/res/GAMES.CONF b/res/GAMES.CONF
index 8e7a66c1c..4314c1fda 100755
--- a/res/GAMES.CONF
+++ b/res/GAMES.CONF
@@ -42,6 +42,7 @@
 0001,CANNONBALL.BLTZ=Cannonball Blitz
 0001,CANYON.CLIMBER
 0000,CAPTN.GOODNIGHT=Captain Goodnight
+0000,SMURFEN=Castle Smurfenstein
 0000,WOLFEN84=Castle Wolfenstein
 1001,CEILING.ZERO
 0001,CENTIPEDE
diff --git a/res/TITLE.HGR/SMURFEN b/res/TITLE.HGR/SMURFEN
new file mode 100644
index 000000000..d61207804
Binary files /dev/null and b/res/TITLE.HGR/SMURFEN differ
diff --git a/res/TITLE.HGR/_FileInformation.txt b/res/TITLE.HGR/_FileInformation.txt
index b64c3c1bc..fcc459977 100644
--- a/res/TITLE.HGR/_FileInformation.txt
+++ b/res/TITLE.HGR/_FileInformation.txt
@@ -170,6 +170,7 @@ SHORT.CIRCUIT=Type(06),AuxType(4000),Access(C3)
 SHUFFLEBOARD=Type(06),AuxType(4000),Access(C3)
 SITUATION.CRTCL=Type(06),AuxType(4000),Access(C3)
 SKYFOX=Type(06),AuxType(4000),Access(C3)
+SMURFEN=Type(06),AuxType(4000),Access(C3)
 SNACK.ATTACK=Type(06),AuxType(4000),Access(C3)
 SNAKE.BYTE=Type(06),AuxType(4000),Access(C3)
 SNEAKERS=Type(06),AuxType(4000),Access(C3)
diff --git a/res/dsk/castle smurfenstein PRODOS (san inc pack).po b/res/dsk/castle smurfenstein PRODOS (san inc pack).po
new file mode 100644
index 000000000..5fb4b597c
Binary files /dev/null and b/res/dsk/castle smurfenstein PRODOS (san inc pack).po differ
diff --git a/res/notes/wishlist.txt b/res/notes/wishlist.txt
index 308caf6b7..b412c0496 100644
--- a/res/notes/wishlist.txt
+++ b/res/notes/wishlist.txt
@@ -60,7 +60,6 @@ Jawbreaker ][
 
 //other
 Battle Chess [DHGR]
-Castle Smurfenstein [priority]
 Dino Smurf [priority]
 
 //TODO(woz-imaged but uncracked)
diff --git a/src/prelaunch/smurfen.a b/src/prelaunch/smurfen.a
new file mode 100644
index 000000000..3d74fae5e
--- /dev/null
+++ b/src/prelaunch/smurfen.a
@@ -0,0 +1,40 @@
+;license:MIT
+;(c) 2020 by qkumba/Frank M.
+
+!cpu 6502
+!to "build/PRELAUNCH/SMURFEN",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         +USES_TEXT_PAGE_2
+         lda   #$60
+         sta   $A0B
+         jsr   $800        ; find and load "DOS"
+         lda   #<callback
+         sta   $B748
+         lda   #>callback
+         sta   $B749
+         jmp   $B700
+
+reset
+         +READ_ROM_NO_WRITE
+         jmp   $FAA6
+
+callback
+         +READ_RAM2_WRITE_RAM2
+         lda   #<reset
+         sta   $9E52
+         sta   $FFFC
+         lda   #>reset
+         sta   $9E53
+         sta   $FFFD       ; reset vector patch
+         +READ_ROM_NO_WRITE
+
+         +DISABLE_ACCEL
+         jmp   $9B00
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}