Centennial Collapse is an 8 player raid in during the anniversary event Attack of the Anti-Monitor. __TOC__ File:Oracle.png "The Anti-Monitor has our two worlds colliding -- creating some kind of parallel reality between us and the Anti-Matter universe. It's destroying Metropolis with Centennial Park as ground zero! I'm going to need to bring in the big guns." — Oracle File:Calculator.png "Oh, joy. We get to play with the goody two-shoes again. Oracle, don't get in my way." — Calculator "Not exactly thrilled about working with you either, buddy, but desperate times call for really...really desperate measures. Gang -- join the Flash, Zoom, and the others to kick some Anti-Monitor butt." — Oracle