Shortly after Turtle Rock's co-op shooter officially went gold , the developer outlined the exclusive content Xbox One players will have access to during the Evolve

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Players who pre-purchase Evolve on Xbox One will have access to four hunters –– Parnell, Abe, Caira, and Cabot –– and the teleporting Wraith during the beta. Playing the open beta guarantees these five options will instantly be unlocked upon the game's full release on Feb. 10 –– the beta is open Jan. 15 on all platforms, albeit with different characters available from one to the next.Pre-purchasing Evolve on Xbox One will also yield further rewards: doing so will grant free access to the Monster Expansion Pack, which holds the game's unannounced fourth monster, as well as the Savage Goliath Skin. This expansion has a normal value of $15 for anyone that doesn't pre-purchase.The exclusive beta content will be locked for those that don't pre-purchase the co-op shooter. Turtle Rock also hasn't announced when players can begin pre-purchasing Evolve yet, but did promise news is coming soon on its developer blog During the wait for Turtle Rock's upcoming title, five IGN editors will be going head-to-head in an Evolve Interactive Livestream , which allows you to watch from five perspectives of your choice. Tune in next week to see the battles up close.[Editor's Note: This story was updated to correct an error. The content accessible in the Xbox One beta is received if you pre-purchase the game on Xbox One, not by pre-ordering. We apologize for the error.]

Mike Mahardy is a freelance journalist writing for IGN. You can follow him on Twitter at @mmahardy , where he still rants about Wet Hot American Summer.