Endurance sentence
This one is flagged not family-safe. Run it in a league of consenting adults who chose this life, keep it legal, and keep it off the company Slack.
The loser eats a full stick of butter, plain, unmelted, on camera. It takes two minutes and haunts everyone who watches for years. Documented by ESPN as a real league's chosen horror.
Budget note: this one costs nothing but dignity, which makes it a strong pick for leagues that would rather spend the pot on the champion than on the loser's downfall.
More endurance punishments in the same weight class.
The loser consumes a league-set tower of canned beans in a single day, cold and straight from the can. One league set the bar at a full case after...
The loser eats a full multi-course meal blindfolded, dish by dish, guessing each item out loud while the league assembles the menu from the weirdes...
On Week 1 Sunday, the loser posts up at a dive bar from open to close, sometimes 18 hours, with each drink purchased shaving time off the sentence....
The league serves the loser a bowl of oatmeal loaded with ghost pepper hot sauce, eaten to completion at the table while everyone else enjoys norma...