To the best of my knowledge they haven't announced what the PAX Arena game(s) will be... I think it was an Arena game at East and wouldn't be surprised to see it be in the Arena at West too.
PAX Prime '09 - H1N(erd)1 Survivor - Never Forget (Your Hand Sanitizer) PAX Prime '14 Omeganaut - Result: KO in 3rd Round (Damn you, Super Avalanche 2!)
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Trade me pins, yo: https://www.pinnypals.com/pals/Lazorz
PAX Prime '09 - H1N(erd)1 Survivor - Never Forget (Your Hand Sanitizer)
PAX Prime '14 Omeganaut - Result: KO in 3rd Round (Damn you, Super Avalanche 2!)