Rule 34 Dev - 2boys anus ass balls blonde_hair blush bondage brothers erection gay gay_anal gay_domination gay_incest gay_sex genitals heidibiersack incest male_only maledom malesub millions_knives mole_under_eye penis prosthetic_arm scars testicles trigun trigun_stampede twincest twins vash_the_stampede yaoi|8331354200