Dice is a Time-Travel Challenge where every time you get a new power, your powers are randomized. If you enjoy a bit of spice in your life, give dice a try. Random powers is a great way to experience different builds at the risk of getting a terrible roll.
Reaching a minimum level of 501 will unlock the Overkill Time Energy Upgrades.
Reaching a minimum level of 1503 will unlock the Super Luck power.