Lucky Coin
Lucky Coin is a special upgrade in Loot Grinder, the free medieval idle clicker.
What it does
5% of clicks pay 10x loot. (5% of clicks pay 10x loot.)
Cost
It costs 6M loot and is a one-time purchase.
Why it’s useful
It widens your passive income streams beyond raw LPS, so your treasury keeps filling even while you’re away from the game.