NEWS: Super Smash Bros. 4 - Mother Brain Confirmed

Although the brain isn't a playable character, it has been confirmed as an assist trophy to help players in battle.

Speaking in the Miiverse, Masahiro Sakurai has confirmed the final boss in the Metroid series is to make an appearance in the next Smash Bros game.

Mother Brain will  randomly appear mid-battle - upon arrival, the player can utilize it to cause damage to the opponent using its various abilities.

Sakurai's official description of Mother Brain is:

"Housed within the Control Capsule! Protected by Rinkas! Eyeball armed with a Laser Brain Attack!! The massive Assist Trophy Mother Brain joins the collection!!"

In more Smash Bros news, it was recently confirmed the Pokemon Lucario will be available as a playable fighter.