From iRO Wiki
Kihop (Alt: Fighting Chant) is an Expanded class passive skill available as TaeKwon Kid.
- The calculation for skills with an Attack modifier equal or higher than 500% is fixed to
(100 × ATK_Boost) + 500%.
- A TaeKwon Kid in a party of 11 players and has this skill mastered will have its Attack increased by 100%,
[(Party − 1) × ATK_Boost]%.