When this game means real life Wrestling simulation, it means it. The most memorable matches in real wrestling today can get you remarkably good ratings on the game. Also, people who aren't the best in real life will help bring match ratings down.

Ex Good: Chris Benoit against Kurt Angle
Chris Jericho against Shawn Michaels
Chris Jericho against the Rock

Ex Bad: Big Show against Spike Dudley
Mark Henry against Rhyno
etc Big Guy vs Small guy matches