Why Lucario? There's nothing special about him.
Anyways, my vote goes to any of the Elekid family.
Arcesus
u could switch types and do different judgments
Bonsly could run up and kick everybody, and then run behind the trainer. Simple, yet effective.
Mwuhahahahaha.
I wish could close this, because there is a Offical Super Smash Bros. Brawl disscussion topice already, and it is stickied. GO THERE!!!! Also, to be on-topic so you morons don't report me for doing what you alll are, Weaville.
woot21 out dawgs
Hm, toughy. Either Charizard or Lucario. Both fit the game, both are fan favorites, and both are some of my favorites.
lucario will be PERFECT