Kill That Cthulhu

"You mean we can sacrifice parts of our bodies to gain greater power?" "Yes, eyes, fingers, heart, you name it. There's nothing you can't think of. There's nothing we can't sacrifice!" "Then what did you sacrifice?" "Kidney. Look, I can sacrifice seven times a day now." "Then... What can I sacrifice?" "You... You can also sacrifice the kidney. After sacrificing the kidney, you can inherit everything from your twin brother." Julian shook his head. The two of them were exactly the same. Wherever he needed to sacrifice his kidneys, he could now blatantly inherit everything from his brother!