diff --git a/Formula/open-tyrian.rb b/Formula/open-tyrian.rb
new file mode 100644
index 0000000000..a2966540c1
--- /dev/null
+++ b/Formula/open-tyrian.rb
@@ -0,0 +1,36 @@
+require 'formula'
+
+class OpenTyrianData <Formula
+  url 'http://sites.google.com/a/camanis.net/opentyrian/tyrian/tyrian21.zip'
+  md5 '2a3b206a6de25ed4b771af073f8ca904'
+end
+
+class OpenTyrian <Formula
+  head 'http://opentyrian.googlecode.com/hg/', :revision =>  '9ddcd06e48'
+  homepage 'http://code.google.com/p/opentyrian/'
+  version 'trunk'
+  
+  depends_on 'sdl'
+  depends_on 'sdl_net'
+
+  def install
+    d = libexec
+    OpenTyrianData.new.brew { d.install Dir['*'] }
+
+    system "make release"
+    libexec.install "opentyrian"
+    # Use a startup script to find the game data
+    (bin+'opentyrian').write startup_script
+  end
+
+  def startup_script
+      return <<-END
+#!/bin/bash
+#{libexec}/opentyrian --data=#{libexec} $*
+END
+  end
+
+  def caveats
+    "Save games will be put in ~/.opentyrian"
+  end
+end