A series of Rei Ayanami cosplay images have recently sprung to fame, helped along by oppai and judicious use of Photoshop no doubt. The spectacular results are visible below:
This is 18-year-old Russian idol Julia, whose recent gravure DVD has attracted much attention, chiefly for her Rei portrayal. She is now understandably popular.
When it comes to Evangelion cosplay, whether of Rei or Asuka, quality of course varies wildly. Some of the extremes are gathered below: