Extending a currently-active contract wif a huge hairy savanna-dwelling mammal.
Wildebeests are almost never domesticated in da first place, so I can think of no instance where you would actually need a "regnual" of an agreement wif one of said migratory behemoths.
Régnauld is a guy who doesn't exist. If you meet one, you might be very lucky coz they're very rare. He's master the rage-quit and he's using it everyday in his life. He doesn't support spicy food so if you want to get rid of him, throw some. He is tall and blond, often taken for an aryan.