Katekyō Hitman Reborn! Kindan no Yami no Delta is a game in which mafioso from all over the world are all endeavoring to obtain the Delta Box, which holds great power. The player chooses partners and form teams in battles and the level of customization is heightened. With 7 rings and 21 boxes, you can customize your attack patterns and design more than 100 combinations. The PS2 game inherits its PSP predecessor's link system, and allows players to get rare items and unlock characters through its "G Password".