Rule 34 Dev - anthro black_sclera blue_body blue_fire bone book bulge burning claws clothing colored_fire detailed_bulge finger_claws fire hat headgear headwear keyhole_clothing looking_at_viewer male muscular muscular_anthro muscular_male pecs skull skull_head solo whip white_eyes mystikfox61 demon 2021 digital_media_(artwork) hi_res|13012261885