Quoted By:
>Regirock = Time Storage Device(一時記憶装置) + Rock (岩)
>Regice = Time Storage Device(一時記憶装置) + Ice (氷)
>Registeel = Time Storage Device(一時記憶装置) + Steel (鋼鉄)
>Registeel = Time Storage Device(一時記憶装置) + Giants(Giant Race)「巨人(ギリシャ語)」
Even Regigigas' original Species lore doc states:
>■Type:(種類)
>Giant Pokémon (きょじんポケモン)
>Note:(Giant Race) (巨人)