The 2015 Special season contained a single Halloween level in the style of Doctor Who: Legacy Kids. It was introduced on October 27, 2015 and discontinued on November 30. It granted access to 1 alternate outfit.
The following level was available in 2015 Special. It was reintroduced as level 46 in the Fan Area on December 6, 2015.
|Order||Title||Required Allies||TV||Time Fragments||Drop||No. of Waves||Time to Beat||XP Earned|
|1||Happy Halloween 2015!||6||—||0|
The following outfit could be unlocked in 2015 Special levels.
|Dalek||"The Witch's Familiar"||Happy Halloween 2015!|