Avadon: The Black Fortress +
Avadon: The Black Fortress is a single-player role-playing video game developed by Spiderweb Software. It is the first game in the Avadon trilogy. The game was released for Mac OS X in February 2011, and for Microsoft Windows in May 2011. Version for the iPad has been released on June 18, 2011. It was later also released for Android and Linux in order to be included in the Humble Bundle for Android 2.