Fireball

Info
Fireball is Mario and Luigi's standard attack in Super Smash Flash.

Origin
The Fireballs first appear in Mario Bros. as a enemy, Mario or Luigi first uses the Fireball ability in Super Mario Bros., with the Fire Flower.

Trivia

 * The fireballs are not affected by the gravity, meaning that it could float.
 * This is an good example of projectile guarding.