Topic: Supreme Personality of Godhead
Easy 
Krishna has many forms. As "Krishna" means "the all-attractive One," He has unlimited other names describing the qualities He manifests in the other forms in which He appears, such as "Narayana" ("shelter of all living beings"), or "Vishnu" ("maintainer of the universe").
Bhagavad-gita, 10.12
"You (Krishna) are the Supreme Personality of Godhead, the ultimate abode, the purest, the Absolute...