Mastery Mission is an event in Cookie Run: OvenBreak, first released in the second half of the Project Cookie Runway update. In the event, the player earns rewards, such as Cookie Potions, Pet Potions, and the featured Cookie's Magic Candy Ingredient (with the exception of Legendary Cookies), by completing the missions with the featured Cookie or Combi.
Missions[]
| Type | Mission | Reward |
|---|---|---|
| Daily
Single Run |
[Trophy Race] Earn 300M pts with the Mission Combi (Only Cookie) |  ×8
|
| Once
Single Run |
[Trophy Race] Earn 600M pts with the Mission Combi (Cookie and Pet) | ×10
|
| Once
Single Run |
[Breakout] Earn 500M pts with the Mission Combi (Cookie and Pet) | ×10
|
| Once
Single Run |
[Guild Runs] Earn 600M pts with the Mission Combi (Cookie and Pet) | ×10
|
| Once
Single Run |
[Cookie Trials] Reach Diamond rank in the Mission Cookie Trial | ×10
|
| Once
Single Run |
[Cookie Trials] Reach Hard Rainbow rank in the Mission Cookie Trial | ×15
|
| Once
Total |
Earn 1B pts with the Mission Combi (Cookie) | ×3
|
| Once
Total |
Earn 3B pts with the Mission Combi (Cookie) | ×5
|
| Once
Total |
Earn 5B pts with the Mission Combi (Cookie) | ×7
|
| Once
Total |
Earn 7B pts with the Mission Combi (Cookie) | ×10
|
| Once
Total |
Earn 10B pts with the Mission Combi (Cookie) | ×12
|
| Once | Level Up the Mission Cookie to Lv. 7 | ×5
|
| Once | Level Up the Mission Cookie to Lv. 12 | ×7
|
| Once | Level Up the Mission Cookie to Lv. 15 | ×10
|
| Once | Upgrade the Mission Cookie's Magic Candy to Lv. 1 | ×5
|
| Once | Upgrade the Mission Cookie's Magic Candy to Lv. 3 | ×7
|
| Once | Upgrade the Mission Cookie's Magic Candy to Lv. 5 | ×10
|
| Once | Level Up the Mission Cookie's Combi Pet to Lv. 7 | ×5
|
| Once | Level Up the Mission Cookie's Combi Pet to Lv. 12 | ×7
|
| Once | Level Up the Mission Cookie's Combi Pet to Lv. 15 | ×10
|
Rewards[]
| Mission Points | Rewards (Epic Cookies') | Rewards (Legendary Cookies') |
|---|---|---|
| 20 |  Quick-Run Ticket ×10
|
Quick Run Ticket x10
|
| 40 | Featured Cookie's Magic Candy Ingredient x15 |  Coins x200000
|
| 60 |  Pet Potion ×15
|
 Treasure Incantation x5
|
| 80 |  Cookie Potion ×15
|
 Magic Powder x2000
|
| 100 |  1,000 |
1,000 |