FURVERT!

anthro anus anus_peek ass_up backsack ball balls bathing big_balls big_butt black_balls black_sclera blue_eyes butt clarence_marrow_(plushtrapboy)clothed clothing dry_bones duo facial_hair genitals hat headgear headwear hi_res huge_balls huge_butt huge_hips huge_thighs human imminent_interspecies imminent_sex inviting inviting_to_sex koopa koopa_troopa lava lava_bath lava_pool looking_at_another looking_back luigi male male/male mammal mario_bros motion_lines multicolored_body mustache nintendo partially_submerged plushtrapboyuwu raised_tail rear_view scalie shell short_tail size_difference spread_anus spreading tail tail_motion tailwag thick_thighs two_tone_body wide_hips