White Version: Pokemon League Update

Now that I got a level 70 Mewtwo, I'm tempted to just beat Pokemon League with it. I've been wanting to get my hands on Zekrom so I don't know how long I can wait. Yeah the gaming experience will weaken a little but... I don't know. What should I do? Go for the kill or wait till I'm ready for real?

White Version: Pokemon Team 4 Pokemon League

This is my team so far to beat Pokemon League:




I'm used to having a Psychic Pokemon in a team but I'm trying out new things now that the game is so new and all.