symmetry!! full body anatomy concept, medical anatomy, cybernetic implants, gun metal grey, mecha, three - perspective / three - view reference sheet ( front / back / side ), muscular system reference, jaw muscles reference art, robotic, digital art, in the style of amanda lilleston, luka mivsek, bryan christie, ranjit ghosh, artstation, pinterest, deviantart, photoshop, octane render, unreal engine