diff --git a/Casks/marathon-infinity.rb b/Casks/marathon-infinity.rb
new file mode 100644
index 00000000000..7c738863bc2
--- /dev/null
+++ b/Casks/marathon-infinity.rb
@@ -0,0 +1,13 @@
+cask 'marathon-infinity' do
+  version '20150620'
+  sha256 'ec6595f58f718e4274e6a66762084616940e9dfd1c93a011a01b3e95c0fbbdd9'
+
+  # github.com/Aleph-One-Marathon/alephone was verified as official when first introduced to the cask
+  url "https://github.com/Aleph-One-Marathon/alephone/releases/download/release-#{version}/MarathonInfinity-#{version}-Mac.dmg"
+  appcast 'https://github.com/Aleph-One-Marathon/alephone/releases.atom',
+          checkpoint: '7960a0eee7bd6c594b7a6cf6ce093a71d31715522774224c9def5903390479d6'
+  name 'Marathon Infinity'
+  homepage 'https://alephone.lhowon.org'
+
+  app 'Marathon Infinity.app'
+end