Geek Out! The Big Bang Theory
This mechanic requires you to place a bid, usually monetary, on items in an auction of goods in order to enhance your position in the game. These goods allow players future actions or improve a position. The auction consists of taking turns placing bids on a given item until one winner is established, allowing the winner to take control of the item being bid on. Usually there is a game rule that helps drop the price of the items being bid on if no players are interested in the item at its current price.
Dice rolling in a game can be used for many things, randomness being the most obvious. Dice can also be used as counters. The dice themselves can be unique and different sizes, shapes and colors to represent different things.