The most unique fighting game out there, with air dodges; various items that include range weapons, projectiles, and healing; advanced techniques, including infinites; more mobility than the average fighting game; the need for altering strategies depending on character damage; and much more.
Like many fighting games, there is a tier list that changes from time to time.
Tournaments are held all over the world for this game, and the level of competetive play can get pretty intense.
You up for some smash? Dood, put in the SSBM disc..wtf is Mario Party 5 doing in there?
In SSBM, a jump that is canceled by a diagonal mid air dodge so that you don't ever leave the ground. It results in a sliding motion that produces smoke at the character's feet. It can lead into many combos and techniques.