Intelligent Systems

Intelligent Systems is a Japanese subsidiary of Nintendo. They played a part in the development of Super Smash Bros. Melee and Super Smash Bros. Brawl. They are similar to HAL Laboratory, as they are a subsidiary of Nintendo and only create games for Nintendo. They have also developed games in Nintendo's Fire Emblem, WarioWare, and Paper Mario series, as well as  in the Mario Kart series. Aside from developing games, they also help Nintendo with certain projects, such as building the 3D camera into the Nintendo 3DS.