Xbooru - 2010s 2016 2boys 2d 2d (artwork) ambiguous gender anthro anthro/anthro anthro focus armor bara blush clothed digital media (artwork) dragon duo focus frisk frisk (undertale) furry gameplay mechanics green body green skin heart helmet human japanese text larger anthro male male/male male anthro male focus male nipples muscle muscular muscular antjro muscular male nipples no sex pecs rabbit rg01 (undertale) rg02 (undertale) scalie simple background smaller human sweat text topless topless male trio two-tone background underkadi undertale undertale (series) unseen male face video games whisper whispering white background wholesome yaoi yellow fur