diff --git a/dino.asm b/dino.asm
index ee07274..717eb11 100644
--- a/dino.asm
+++ b/dino.asm
@@ -457,7 +457,7 @@ Shift
     lda WorldTable-1,y
     bne no_mountain
     lda RANDOM
-    and #%00011111  ; 32:1
+    and #%00111111  ; 64:1
     bne no_mountain
     lda #13
     sta WorldTable-1,y
diff --git a/dino.xex b/dino.xex
index ed83e94..e2e855d 100644
Binary files a/dino.xex and b/dino.xex differ
diff --git a/intro/wait1.sfk b/intro/wait1.sfk
new file mode 100644
index 0000000..3f1ac3c
Binary files /dev/null and b/intro/wait1.sfk differ
diff --git a/music/game over.mpt b/music/game over.mpt
new file mode 100644
index 0000000..662f2cf
Binary files /dev/null and b/music/game over.mpt differ
diff --git a/music/ingame.mpt b/music/ingame.mpt
new file mode 100644
index 0000000..536fa39
Binary files /dev/null and b/music/ingame.mpt differ
diff --git a/music/title.mpt b/music/title.mpt
new file mode 100644
index 0000000..bba7df9
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