Mystery Jewels

Mystery Jewels is first introduced in Cookie Run: New World. It can only be obtained from Gold or Special Mystery Boxes. Each Episode has different kind of mystery jewels and requirement to get the reward  is different. Each episode has a special reward. Note that you only can get mystery jewels of that episode by getting mystery boxes from the same episodes.

In Episode 1 'Escape from the Oven', three mystery jewels is required and the special reward for that episode is King Choco Drop.

In Episode 2 ' Primeval Jungle', five mystery jewels is required and the special reward for that episode is Tiger Lily Cookie.

In Episode 3 'Dragon's Valley', seven mystery jewels is required and the special reward for that episode is Fire Spirit Cookie.

In Special Episode 1 'Ghost Pirate's Island of Coins', seven mystery jewels is required and the special reward for that episode is Compass Eternally Pointing to Coin Island.

If you already have all of the rewards for an episode and collect the number of required Jewels again, you will get a reward of 10-16 000 coins.

Trivia

 * It is a good idea to leave the Mystery Jewels unclaimed to increase the odds of getting S/SS rank ingredients and treasure tickets once you've gotten all the prizes.
 * You'll know you've hit the grand prize when the animation for unlocking the prizes becomes a lot more dramatic and flashy.