Melon Bread Cookie's Cheddar Mine Adventure! is an event in Cookie Run: OvenBreak. It began on September 28th, 2020 to coincide with the release of Melon Bun Cookie.
Gameplay Details[]
Help Melon Bun Cookie explore Cheddar Mine and find seams of ore!
Info[]
Just like similar earlier events which are Journey into Dragon's Valley, Dreamy Forest Maze and Explore the Icepiercer! this event lets you guide Melon Bun Cookie and help her explore the Cheddar Mine.
In order to navigate the Cheddar Mine, you need to collect Lanterns by completing missions & find Gold and Silver Pickaxes inside Treasure Chests throughout the map.
Missions[]
Certain missions can be cleared everyday. These missions are marked with a Daily icon. Players that have fully explored the Cheddar Mine will no longer need to clear the missions (marked with the Mission button no longer available) as they have fully completed the event.
| Mission | Type | Reward |
|---|---|---|
| Run in Spelunking Expeditions 3 times (total) | Daily | 5 Lantern |
| Run in Guild Runs 1 time (total) | Daily | 5 Lantern |
| Open 1 Gold Chest in Trophy Race | Daily | 5 Lantern |
  |
Daily | 5 Lantern |
 |
Daily | 5 Lantern |
| Run in Guild Run Arenas 10 times (total) | One Time | 10 Lantern |
| Run in Guild Run Arenas 20 times (total) | One Time | 15 Lantern |
| Run in Guild Run Arenas 30 times (total) | One Time | 20 Lantern |
| Run in Spelunking Expeditions 15 times (total) | One Time | 10 Lantern |
| Run in Spelunking Expeditions 30 times (total) | One Time | 15 Lantern |
| Run in Spelunking Expeditions 50 times (total) | One Time | 20 Lantern |
| Receive Jelly Mission Reward 10 times | One Time | 10 Lantern |
| Receive Jelly Mission Reward 20 times | One Time | 10 Lantern |
| Catch 20 Ingredient Pouches (total) | One Time | 10 Lantern |
| Catch 50 Ingredient Pouches (total) | One Time | 15 Lantern |
| Earn 200M pts in Melon Bun Cookie's Trial (single run) | One Time | 10 Lantern |
| Earn 270M pts in Melon Bun Cookie's Trial (single run) | One Time | 20 Lantern |
Rewards[]
All Rewards are found inside Treasure Chests but some of these Chests have different placements throughout the entire map for each player, but the rewards are the same to all players.
In total, there are 35 chests. The contents of each chest are as follows:
| Rewards |
|---|
| 10x
|
| 10x
|
300x 
|
| 200x X2
|
| 100x X4
|
1000x  X2
|
3x  X4
|
| 3x Melon Stone Fragment X3 |
2x  X3
|
5x  X3
|
3x  X3
|
100,000x  X3
|
| 50,000x X3
|
| 1x Silver Pickaxe (Key Item) |
| 1x Gold Pickaxe (Key Item) |
Trivia[]
- Melon Bun Cookie is mistakenly referred to as "Melon Bread Cookie" in the event title.
- Throughout the event, it is explaining how Melon Bun Cookie met with Prospector Moley for the first time & recruiting it into her mining agency.
- Oddly enough, this is the only Maze event doesn't have an ending cutscene
Gallery[]