Tyron  
Most powerful of the 3rd Generation Beasterians.
 
Nikki Pedrian
Archangel. 21. Sniper. Female. Hot. Designated leader of the team. She specializes in weapons and bombs. She uses special weapons to defeat Beast Soldiers because they cannot be killed by ordinary rifles. She can assemble special weapons from parts she carries in her big bag. She is feminine, but cold and merciless in battle.  

Mary
She is protected by angels and priests. Sometimes, she has visions of the future. She does not have a clue why she has been designated the new Virgin Mary or how she will become the Holy Mother.
 
Ross
Archangel. 17. Snobby. Stylish. Swordsman. He was raised by military people. He is able to turn anything into a weapon. He is very fast and has incredible reflexes.
 
Tae
Archangel. 17. Cynical. Defiant. Good at martial arts, especially the art of fist-fighting (like Buk-Doo-Shin-Gwan). He was trained by Asian martial artists who utilize Chi. He is color blind, but he has keen senses of hearing and smell.

Jae-Hwan Kim
Jae-Hwan Kim was born in 1971. He has lived and worked in both Korea and Thailand. He started his career in 1990 as assistant to Il-Soo Son for one year. His works in Korea include:

Ducal, serialized in IQ Jump magazine in 1993
Rainbow, published in Korea as four volumes 1994-1995 and licensed to France and Thailand
Green Streetcar Ha-Me-Soo, an animated 26-part series about saving the environment that ran on KBS in 1995
Combat Metal He-Mo-Soo, published in Korea as four volumes 1997-1999 and serialized in CHANCE
Majeh, the original title of King Of Hell. It is serialized in "Comic Champ" magazine in Korea, and licensed in 20 different countries including the US, France, Germany, Taiwan, Thailand, Indonesia, and Italy.

In the West, he's known for his work on King of Hell and Warcraft:The Sunwell Trilogy

For more details, here's an interview with Jae-Hwan  by Chris Arrant that took place during Jae-Hwan's visit to San Diego Comic-Con in 2006.