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absurd_res ambiguous_gender anthro armor biceps big_penis biped blacky blush claws clothed clothing desert digital_media_(artwork)dragon duo erection feral genitals hi_res horn kloogshicer knot larger_male lizardlars male male/ambiguous male/male mount mount/rider_relations muscular mythological_creature mythological_scalie mythology nude outside penis quadruped reptile saddle sand scalie size_difference smaller_male sun tail vein