

The Alan Walker levels have the longest duration of all levels in Rolling Sky.

However, the 3 star ones were formally 4 star levels.The difficulty of the levels (bonuses not included) are between 3-4 stars.Although for unknown reasons, the description said you could unlock it permanently that way). Before the update where all Alan Walker levels required real money to unlock permanently, Faded Remix could be unlocked temporarily by challenging 15 other levels (reduced to 6 in a later update.Ignite required 3 keys while Alone, Alone Remix and Faded required event fragments (150 for Alone and Faded and 75 for Alone Remix), which are a special event currency earned by playing random levels or completing different tasks. Before Faded Remix, Alan Walker themed levels were possible to unlock permanently without paying money.In Rolling Sky, he has the second-most songs of any other guest music creators, beaten by F-777 by one level.It's the only CM game to not have any of these levels removed.In Piano Tiles 2, Faded, Alone, and The Spectre are playable songs.The Faded Original requires real money to unlock while the others are free. The Faded and Faded - Easy Mode are remixes of the song, while The Faded Original is based upon the original music. Three levels in Dancing Line are based on Faded while the other is based on Alone.
