Simon Wolfe of Capsule Computers writes:
"A.R.E.S. Extinction Agenda was first released for the PC back in 2010 and being a side-scrolling platformer it isn’t surprising that it is finally making its way onto Xbox Live Arcade. What is surprising however, is that the game has received a pretty good overhaul with brand new additions. Does A.R.E.S. Extinction Agenda Ex give an even better experience than the original PC with all of this new content? Let’s take a look at how it stands up."