CM Punk confirmed for WWE 2K15, feud with John Cena will be playable in 'mini-documentary' style, The Independent

Retired wrestler will feature in epic rivalries
Retired wrestler will feature in epic rivalries 'Showcase' mode

Jon Moxley - Wikiwand

WWE News - The WWE Nation Official Website!

Budding Indie Wrestler Details How CM Punk Slamming John Cena During His Infamous Pipebomb Promo Stopped Him From Swallowing Everything in His “Pill Cabinet” - EssentiallySports

John Cena - Wikipedia

Despite an Absence of Over 9 Years, CM Punk Defeats John Cena and Randy Orton in an Iconic List - EssentiallySports

In the WWE, why is John Cena never considered to be the one part timer that nobody wants to see like Bill Goldberg? - Quora

Almost) 5-Star Match Reviews: John Cena vs. CM Punk - WWE RAW, February 25, 2013 – TJR Wrestling

Wwe 2K15 2k Showcase #19 Cm Punk vs John Cena (FINALE)

CM Punk vs John Cena in WWE 2K15's '2K Showcase' Rivalry Mode

What are some thoughts on John Cena on the completion of 20 years in WrestleMania? - Quora

WWE 2K15 - John Cena vs. CM Punk: Monday Night Raw

News – The Armbar Express

Wrestling Flashback – The Armbar Express

Despite an Absence of Over 9 Years, CM Punk Defeats John Cena and Randy Orton in an Iconic List - EssentiallySports

Wrestling Flashback – The Armbar Express