Loki

You are in your room, piss off after someone. You decide to call upon Loki sure at 200% he will never heard you. You start asking bad thing to the person who pissed you of, doing a precise list. You take a deep breath to calm down, after all your were venting. You suddently heard a voice behind you I accept, now you owe me 5 years of your life. it's him, Loki himself. You know from now on there is no turning back. You just accidentally seal a deal with Loki