Luigi
The first game Luigi was in was Mario Bros. (Game and Watch) (1983) as a character seen working in a factory. He later appeared playable in the 1983 arcade game Mario Bros and was played by the second player. It was also done in Super Mario Bros., Super Mario Bros. 3, Super Mario World, and other games. The first game where he was present as the first character was Super Mario Bros. 2. In the Mario series, he is usually not the main character. However, he has his own games where is the main character, like Luigi's Mansion and Mario is Missing!. He also appears in many spin-offs, such as Mario Kart, Mario Party and the Super Smash Bros. series. Luigi has also been in every show of the three DiC TV series based on the Nintendo Entertainment System and Super Nintendo Entertainment System games.