rule 34 169 2015 alternate color ambiguous gender animal genitalia animal penis black fur brown scales capcom claws crossover dark violet detailed background digitigrade duo erection faceless male fan character feral fire foot on back fur genital slit grass grey fur hi res imminent knot lying male maleambiguous male focus monster hunter multicolored fur multicolored scales nintendo on front penis pinned pokemon precum quilava rathalos red eyes red scales scales scalie size difference slit stare thick penis two tone fur two tone scales unusual penis video games wings wyvern 1983630