Malamudion

Makamudion is a powerful boo who is a member of the anti-mushroom knights.

Death:
he was killed by Mario who attacked him because Bowser lied about him working for him. Mario kills him. Now he is a boo, and wants both Mario and (mainly) Bowser.

Powers:

 * Teleportation
 * Possession
 * Plasma beam
 * mind control