Update README.md

README.md

@@ -29,10 +29,15 @@ Props go to
 - precisely spreading expenses over individual registrations
 - calculation of specific amounts to pay back to everybody
 
+# Demo of the RPG registration mode
+
+[Game hosted on 0x17.de](https://www.0x17.de/fsfahrt/game1/)
+[Short screencast](https://www.youtube.com/watch?v=6HaQEVPJar0)
+
 # Usage
 
 Check the guides in the wiki:
 
 - [for Trip organisers](https://github.com/TimRepke/registration-system/wiki/HowTo-f%C3%BCr-Fahrtorga-(Adminpanel))
 - [for web admins](https://github.com/TimRepke/registration-system/wiki/HowTo-f%C3%BCr-Sysadmin)
-- [for developers](https://github.com/TimRepke/registration-system/wiki/HowTo:-Deploy-Update)
\ No newline at end of file
+- [for developers](https://github.com/TimRepke/registration-system/wiki/HowTo:-Deploy-Update)