Originally Posted by Zrifepsych
Is there somehow I can get into 'battle system team' department?
Sure, you can become a game designer. Get a college degree, make a portfolio, get a job in the game industry, work hard, well, and cooperatively for a number of years.
Read FAQs 3, 7, 12, 14, 69, 24, 27, and 4.
And read http://www.igda.org/games-game-april-2006