Get a 'Sick' rating in the bonus level 'Downhill' by completing the 10 classic mode objectives and you'll and get the message 'Sponsor Gear Unlocked'. The Shaba Collector's deck is then near the bottom of the list in the skateshop.
Go the training warehouse and press "x" to enter. When you are inside, pick any male skater. Then pick any "mission" your heart desires. Then skate around the outside about 3 or 4 feet arond the outside. Then youll find out thaT YOURE PLAYING AS THE PRO SKATER THAT YOU PICKED. Then press start and go to skater options. Then go to "your room". Then "edit skater". Then "face" and pick one. There you go YOUR INVISIBLE.