(L40) Happy Halloween 2017 is the twenty-seventh of the Challenge Levels. The 100% drop for the level is an outfit for Bill Potts. The secondary 100% drop for the level is a Time Crystal.
Allies[]
This level uses a pre-set team.
| Name | Gem Colors | Ability | Cooldown |
|---|---|---|---|
| The Twelfth Doctor | Black/Blue | Increase gem move time by 6 seconds for 1 turn. | 50 combos |
| Does 24000 damage split between all enemies. | 60 combos | ||
| Bill Potts | Red/Red | Increase 21% damage to all red attacks for 1 turn. | 9 turns |
| Nardole | Red/Red | Convert black gems and pink gems to red. | 6 turns |
| Harry Sullivan | Blue/Black | Select a gem to remove all gems in the cross shape. | 6 turns |
| Rigsy | Green/Yellow | Select a gem to change that color to green. | 6 turns |
| Jac | Green/Red | Convert Black gems and Pink gems to Green. | 7 turns |
| Total HP: 12753 | |||
Enemies[]
The enemy for this level are Silents
| Enemy | Gem color | HP | Defence | Attack / cooldown | Power / cooldown | ||
|---|---|---|---|---|---|---|---|
 
Dalek-converted Silent A |
Blue | 1 | Immune Black: Reflect black for 99 turns | 1 | |||
| Stun | 1 | ||||||
| Convert | 1 | ||||||
 
Dalek-converted Silent E |
Red | 1 | Immune Black: Reflect black for 99 turns | 1 | |||
| Bomb random gems in 1 turn | 1 | ||||||
| Convert | 1 | ||||||
 
Dalek-converted Silent C |
Green | 1 | Immune Black: Reflect black for 99 turns | 1 | |||
| Poison for 10 turns | 1 | ||||||
| Grab: Remove | 1 | ||||||
Waves[]
| Wave | Enemies | |||||||
|---|---|---|---|---|---|---|---|---|
| 1 | Dalek-converted Silent A | Dalek-converted Silent E | Dalek-converted Silent C | |||||