Legendaries of the Zodiac

The Legendaries of the Zodiac are legendary heroes that appear when the worst enemies in history have relived. To able to become one of the members of Legendaries of the Zodiac, you must follow rules and be the most powerful ones. Will the choices one of this generation be capable to follow the rules and leave the crystal stone in other hands or will they fight and prove they are worthy of it without the need to follow the rules?...