Mankind has entered the stage of interstellar civilization, ushering in a golden era of space exploration. Humans' increasing contacts with various alien civilizations have rapidly boosted their technological strength. New weapons suitable for alien combat have been developed in large quantities, and invitations from the Interstellar Trial, the greatest tournament in the universe, have arrived to humans just in time. Competitors of the Interstellar Trial fight for the ownership of unclaimed planets, so it is a paradise for the brave but a hell for the cowardly. Alien monsters, fantastical ecosystems, mysterious ruins, and strange creatures... Every planet to be conquered is full of wonders and opportunities, and the interstellar war among different races and civilizations awaits your participation. As an Interstellar Trial Commander, you'll get to meet marvelous races from every corner of the universe and familiarize yourself with their technology. You'll even get a chance to recru...