The season is 29 levels long and grants access to 10 allies and 6 outfits.
The following levels are available in the Challenge Levels.
The following allies can be unlocked in Challenge Levels.
The following alternate outfits can be unlocked in Challenge levels.
|Pixelated||(L40) The 9th Doctor Challenge 2|
|Pixelated||(L40) The 11th Doctor Challenge 2|
|Siege Mode||(L40) The 5th Doctor Challenge 2|
|Pixelated Bat||(L40) The 4th Doctor Challenge 2|
|Cyberman||(L40) Happy Halloween 2017|
|Infinity||Happy 4th: The Dalek Invasion of Legacy|