Board Thread:Warhammer 40k General Discussion/@comment-25618639-20150807010020/@comment-37.152.33.225-20160324164342

The Emperor was already God-like in power before he entered the warp gate, this is a fact. I'm at a loss as to why some are not getting that.

What he most likely gained was knowledge to create the Primarchs, knowledge which he may have bargained with the Chaos gods for.