(L40) The 12th Doctor Challenge 1 is the twentieth of the Challenge Levels. The 100% drop for the level is a Time Crystal. The secondary rare drop for the level is Bill Potts.
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 |
| Fan River Song | Blue/Yellow | Increase 24% damage to all blue attacks for 1 turn. | 9 turns |
| Angie Maitland | Blue/Yellow | Convert yellow gems and black gems to pink. | 6 turns |
| Total HP: 9432 | |||
Enemies
The enemy for this level is Mr. Brock, who can summon Gas Clouds.
| Enemy | Gem color | HP | Defence | Attack / cooldown | Power / cooldown | ||
|---|---|---|---|---|---|---|---|
 
Mr. Brock |
Yellow | 1 | Spawn: Summon gas cloud | 1 | |||
| Shuffle | 1 | ||||||
| Grab: Remove | 1 | ||||||
 
Green Gas Cloud |
Green | 1 | Stun | 1 | |||
| Corossion: Damage | 1 | ||||||
Waves
| Wave | Enemies | |||||||
|---|---|---|---|---|---|---|---|---|
| 1 | – | Mr. Brock | – | |||||