"" was the first playstation 2 game in the arc series. it was developed by cattle call, published by scei and was released in japan on march 20, 2003 and in north america on june 25 of the same year by scea. this was also the only arc game to date to come out in europe, released by scee the following year. set 1,000 years after arc the lad 3, "twilight of the spirits" follows a pair of twins named kharg and darc who set out on a journey to collect five magical stones for their own ambitions, all while trying to take down a corrupt empire who longs for those very same stones and a mysterious girl. the battle system in this installment allows characters to move freely in circular ranges across fields during their turns as opposed to the grid-based fields of its predecessors.