PD Ultraman Battle Collection 64 (ＰＤウルトラマンバトルコレクション６４PD Urutoraman Batoru Korekushon 64[1]) is a role playing game based on the Japanese super hero Ultraman. PD Ultraman Battle Collection 64 is one of the few Nintendo 64 games to make use of the transfer pak, the game can be connected with any Game Boy game to create a character in PD Ultraman Battle Collection 64 from the Game Boy game's data, similarly to Monster Rancher.