Sam Yang, Owner of Sammu Studios, has sculpted some impressive realistic 3D Pokemon models. Apparently the idea came to him after playing Borderlands.
Sam Yang is a former employee at Riot Games for League of Legends, and Blizzard Entertainment for StarCraft II - Wings of Liberty and Heart of the Swarm. He had some pretty good experience going into making these Pokemon sculpts. Perhaps Nintendo should hire him to work on a Wii-U title?!
Starting with Lugia because it's one of my favorites: