In most games they have a part where you can test yourself how long you can make it. In Running Fred, Skullies are built up based on the distance Fred gets. It will get harder if they player gets to the condition where they unlock a difficulty. The game has 4 difficultys: Easy, Normal, Hard, Nightmare.

List of WorldsEdit

Name Image Requirment Description
Endless Manor
Endless Manor
None Lots of sharp, pointy things on your way.
Endless Caves
Endless Caves
199 Skullies Bottomless pits, volcanic exhausts and an overly moist environment.
Endless Stakes Value Pack 2 Unknown
Endless Sektor 51
Sector 51
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