That's what Thanos looked like in his teenage time. We're kidding - it's the anime character Golden Frieza, the Ultimate Evolution of the Frieza Race. It was created and named by himself. It's stated that this transformation is achieved by Frieza through vigorous training methods due to his obsessive need for revenge against Goku, as Frieza is a natural prodigy in terms of power. He had never trained before his endeavor to defeat Goku. Also, this form has an acquired, non-permanent transformation used to power up. Fanart Dragon Ball cursor pack with Golden Frieza.
