Drill Drop

Smash stones, dodge mines, and dig as deep as possible! Collect coins and spend them right in the race on drill power, turbo mode, repairs, and a coin magnet. Coins are only valid within the current race. Diamonds are accumulated forever: you can buy 8 permanent upgrades with them in the Store. In the Warehouse, you can unlock 6 drills with unique parameters and appearance using diamonds. For every 15 destroyed stones, choose 1 of 3 bonuses. Bonuses stack.