Rule 34 Dev - ambiguous_gender anthro biped black_body black_fur blue_body blue_fur chest_spike digitigrade duo exercise fur hand_spike pull-up_(exercise) push-up red_eyes spikes spikes_(anatomy) tail tail_motion tailwag workout yellow_body yellow_fur sound_warning tontaro nintendo pokemon generation_4_pokemon lucario pokemon_(species) riolu 1:1 2023 2d_animation animated digital_media_(artwork) frame_by_frame shaded short_playtime simple_shading sound webm|17575258855