Roll lots of dice to accrue 1.21 gigawatts first and go Back to the Future.
Description from the publisher:
Get ready for fast-paced fun — 88 MPH fast, to be exact. Back to the Future: OUTATIME is a dice-rolling, press-your-luck race to be the first to gain the 1.21 gigawatts needed to power your DeLorean!
In a unique twist, your opponents can use some or even all of your dice to power themselves up on your turn, so you'll have to decide when to play it safe and when to put the pedal to the metal in this lightning-fast adventure!