Water Proofing
Water Proofing is a special upgrade in Loot Grinder, the free medieval idle clicker.
What it does
Peons keep collecting loot at full speed through rain and storms. (Peons keep collecting loot at full speed through rain and storms.)
Cost
It costs 7.50K loot and is a one-time purchase.
Why it’s useful
Fewer peons lost to disaster means your loot-per-second never craters mid-run — protection upgrades pay off as insurance on everything else you’ve built.