There's a desktop shortcut labeled "start"... you click it and a popup appears. Let the loop begin. Features Relaxing gameplay: loot currency to farm, buy upgrades to get stronger Fast-paced progression: unlock new upgrades every minute Theory-crafting: optimize your upgrade tree to clear the bosses Low stakes: reset your upgrades at any time if you're stuck There are 125 unique upgrades to unlock. Experiment with different builds and find the right combination to clear the game!