How to Unlock Metal Mario in Super Smash bros N64 Walk through

1st: go to 1P Mode 1P Game

2nd: you can beat it with Kirby on any difficulty with any amount of lives ( no continues allowed). once you get to Metal Mario you have to make it around the platform 3 times total from going from the left side of the platform under to the right side of the platform before killing Metal Mario

3rd: Beat Metal Mario ... Congratulations you now Unlocked Metal Mario

Unlocking Metal Mario (The Battle): 11:13

break the targets Metal Mario : 12:05

Board the platforms Metal Mario : 12:46

Hope this was helpful, on to the next Character