FURVERT!

abs alex_archer anthro barely_visible_genitalia barely_visible_penis big_bulge big_muscles big_pecs black_body black_fur bulge clothed clothing complex_markings domestic_cat duo english_text excited eyes_closed felid feline felis flexing flexing_bicep fur geng genitals genji_(geng)green_markings grin growth hair hi_res holding_object holding_pen holding_writing_utensil huge_bulge huge_muscles jockstrap male mammal markings motion_lines multicolored_body multicolored_fur muscle_growth muscular muscular_anthro muscular_arms muscular_male muscular_thighs open_mouth paper pecs pen penis ponytail purple_hair scientific_experiment slim smile solo_focus surprised tearing_clothing test_subject text thick_thighs topless topless_male torn_clothing underwear writing_text writing_utensil