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16:9 3d_(artwork)3d_animation alien alien_(franchise)animated anthro big_muscles big_penis chocoscorner_(modeler)digital_media_(artwork)erection expansion eyeless genital_expansion genitals growth hi_res high_framerate huge_filesize huge_penis hyper hyper_genitalia hyper_penis interz karkhar long_playtime male masturbation muscle_growth muscular muscular_male nude pecs penile penile_masturbation penis penis_expansion prison security security_camera snekkuu solo sound sound_warning spiked_penis spikes spikes_(anatomy)tapering_penis two-handed_masturbation video widescreen xenomorph xenoshark