Fibers are items obtained through various methods, and used primarily for upgrading/tuning costume.
There are 3 types of Fibers:
Dismantling costume will produce Phase Fibers:
- 1-star costumes will produce Common Phase Fibers
- 2-star costumes will produce Advanced Phase Fibers
- 3-star costumes will produce Brilliant Phase Fibers
The amount you receive will depend on the costume item type:
Main Article: Union Watch
Upon completion of all Union Watch Daily Quests, you will receive a Lucky Phase Token:
One of the many items you may craft with Lucky Phase Tokens are Phase Fibers.
You may craft Common Phase Fibers x5 with Lucky Phase Tokens x2, or Advanced Phase Fibers x5 with Lucky Phase Tokens x8.
Interdimensional Material Conversion
Main Article: Interdimensional Material Conversion
From use of Material Conversion, you may receive Advanced Phase Fibers or Brilliant Phase Fibers.
Two Dimensional Gel
You will have 100% chance to obtain Two Dimensional Gel () as additional reward with every use of Material Conversion.
One of the items you may craft with Two Dimensional Gel (이차원의 겔) are Advanced Phase Fibers. (1 Gel for 5 Fibers)
In order to Upgrade costume, you must go to Jung Doyeon and select S option:
Then you will need your costume piece and Phase Fibers:
- From 1-Star to 2-Star, you need to use Common Phase Fiber.
- From 2-Star to 3-Star, you need to use Advanced Phase Fiber.
The amount required for upgrade depends on the costume's item type:
| 1-Star to 2-Star
| 2-Star to 3-Star
There is 100% chance to succeed enhancement from 1-Star to 2-Star, however, the chance of 2-Star to 3-Star is only 75%.
Should enhancement fail, only Phase Fibers will be destroyed.
Costumes that Cannot Be Upgraded
- Timed costumes
- Visual costumes (costumes bought in the last tab of the Package section of the Union Store)
- All costumes and accessories obtained from event
- KR: Sporty Look, Irina
3* Tuning: 영롱한 주얼 컴포넌트
2* Tuning: 빛나는 주얼 컴포넌트
1* Tuning: 평범한 주얼 컴포넌트
Tuning reset items:
3* Tuning reset: 영롱한 주얼 이퀄라이저
2* Tuning reset: 빛나는 주얼 이퀄라이저
1* Tuning reset: 평범한 주얼 이퀄라이저