diff --git a/res/GAMES.CONF b/res/GAMES.CONF
index f9505ffd2..e1a610198 100755
--- a/res/GAMES.CONF
+++ b/res/GAMES.CONF
@@ -373,6 +373,7 @@
 0000,ZARGS
 1001,ZAXXON
 0000,ZENITH
+0000,ZOO.MASTER
 
 [eof]
 
diff --git a/res/TITLE.HGR/ZOO.MASTER b/res/TITLE.HGR/ZOO.MASTER
new file mode 100644
index 000000000..19bb8fe08
Binary files /dev/null and b/res/TITLE.HGR/ZOO.MASTER differ
diff --git a/res/TITLE.HGR/_FileInformation.txt b/res/TITLE.HGR/_FileInformation.txt
index de0159dbb..9561d8961 100644
--- a/res/TITLE.HGR/_FileInformation.txt
+++ b/res/TITLE.HGR/_FileInformation.txt
@@ -346,4 +346,5 @@ XEVIOUS=Type(06),AuxType(4000),Access(C3)
 ZARGS=Type(06),AuxType(4000),Access(C3)
 ZAXXON=Type(06),AuxType(4000),Access(C3)
 ZENITH=Type(06),AuxType(4000),Access(C3)
+ZOO.MASTER=Type(06),AuxType(4000),Access(C3)
 _FileInformation.txt=Type(06),AuxType(4000),Access(C3)
diff --git a/res/dsk/zoo master PRODOS (san inc pack).po b/res/dsk/zoo master PRODOS (san inc pack).po
new file mode 100644
index 000000000..53f825980
Binary files /dev/null and b/res/dsk/zoo master PRODOS (san inc pack).po differ
diff --git a/res/notes/wishlist.txt b/res/notes/wishlist.txt
index 4bbd2601e..40314f1b3 100644
--- a/res/notes/wishlist.txt
+++ b/res/notes/wishlist.txt
@@ -6,7 +6,6 @@ Oil's Well
 
 //4am crack (unreleased)
 Infiltrator II
-Zoo Master
 
 //TODO(woz-imaged but uncracked)
 Lemmings
diff --git a/src/constants.a b/src/constants.a
index 7f80dee3e..21f681b59 100644
--- a/src/constants.a
+++ b/src/constants.a
@@ -6,7 +6,7 @@
 ; YE OLDE GRAND UNIFIED MEMORY MAP
 ;
 ; LC RAM BANK 1
-; D000..E89F - persistent data structures (gGlobalPrefsStore, gGamesListStore)
+; D000..E8AE - persistent data structures (gGlobalPrefsStore, gGamesListStore)
 ; E92D..FFF1 - main program code
 ; FFF2..FFF9 - API functions and global constants available for main program
 ;              code, prelaunchers, transition effects, &c.
diff --git a/src/prelaunch/zoo.master.a b/src/prelaunch/zoo.master.a
new file mode 100644
index 000000000..e16699ec8
--- /dev/null
+++ b/src/prelaunch/zoo.master.a
@@ -0,0 +1,23 @@
+;license:MIT
+;(c) 2021 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/ZOO.MASTER",plain
+*=$106
+
+         !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $60A4
+         jsr   $6000      ; decompress
+         +RESET_VECTOR $100
+         lda   #$60
+         sta   $89F
+         jsr   $800       ; decompress more
+         +DISABLE_ACCEL
+         jmp   $8A0
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}