Fire Mario

Fire Mario and Fire Luigi is one of Mario's and Luigi's forms. Mario and Luigi turn into this form after picking up a Fire Flower. In this form, they can throw fireballs at enemies. This form is marked by Mario's shirt and hat becoming mostly white with added red and his suspenders becoming red, instead of a mostly red shirt with added white and blue suspenders. It's the same for Luigi in Super Mario Bros., but now he is white and green intead of white and red in later games. In Super Mario Land 2: 6 Golden Coins during the final boss battle, Wario would pick up a fire flower and become fire wario. This was the only time Wario ever turned into Fire Wario The form was first introduced in Super Mario Bros., and is one of the few forms to appear in more than one game.

Sidescrollers
In the sidescrolling games, when Mario becomes Fire Mario, he stays in that form until he gets damaged, when he will revert to Mario or Super Mario, depending on the game. He can throw fireballs at enemies, which is activated with the run button. Also, depending on the game, the enemies hit with fireballs may leave behind coins such as New Super Mario Bros DS and the Wii version.

Mario Kart: Double Dash!!
In Mario Kart: Double Dash!!, a special item is based off of Fire Mario. It is the Fireball, which can only be used by Mario and Luigi.

Super Mario Galaxy
In Super Mario Galaxy, after finding a Fire Flower, Mario staying as Fire Mario is timed. The fireballs in this game can hurt enemies, but also light torches.

Super Smash Bros. Brawl
In Super Smash Brso. Brawl. one of Mario's and Luigi's alternate costumes is based on Fire Mario/Luigi. However, Luigi's white version that appeared in Super Smash Bros. and Super Smash Bros. Melee, was based off Luigi's colors in Super Mario Bros.

Mario Fuoco Feuer-Mario