Treasure Trooper

Somebody who goes through the strenuous or tedious task of gaining wealth for a long period of time without complaining. Calling a person a Treasure Trooper can also signify someone who is frugal, good with money, good at finding ways to get/save money. Also refers to a group of people who use a GPT website that goes by the same name.

Your cutting coupon's again? You're such a Treasure Trooper.