Rule 34 Dev - american_opossum andromorph anthro asphyxiation bite_mark blood blood_in_mouth bodily_fluids bondage bound breath_play choking cuntboy gradient_tail hands_behind_back hands_tied_behind_back hi_res hybrid intersex knottytracker mad_maddox male mammal marsupial mastectomy_scar murid murine nipple_piercing nipples nosebleed piercing rat rat_tail restraints rodent rope rope_bondage rope_harness scar solo|9796732232