FURVERT!

2_horns 4_fingers absurd_res anal anal_penetration belly black_eyebrows bodily_fluids bowser brown_hair bulge clothing duo embarrassed erection eyebrows eyes_closed facial_hair fingers genital_fluids green_body green_clothing green_hat green_head green_headwear green_scales hair half-closed_eyes hat headgear headwear hi_res horn human koopa luigi male male/male mammal mario_bros monsterfurryr34 muscular muscular_male mustache narrowed_eyes nintendo open_mouth penetration precum red_eyebrows red_hair scales scalie shell smile spiked_shell spikes spikes_(anatomy)teeth teeth_showing yellow_body yellow_scales