Pokémon Stadium is a game for Nintendo 64 where you could use the N64 transfer pak to link with Pokémon Red, Blue and Yellow so you could see all of your Pokémon in 3D. You could use the Transfer Pak to play Pokémon Red, Blue or Yellow on the N64. The modes included in this game include Stadium, Gym Leader castle, Free Battle and ... has mini-games to play. In Japan, this game was called Pokémon Stadium 2 because the original Pokémon Stadium game was never released outside of Japan.