As of a couple weeks ago, current WWE Royal Rumble betting odds had Roman Reigns winning the Rumble match next month, however Paddy Power has released updated match odds, and now the current favorite is returning WWE star John Cena.
Cena will be returning to WWE TV on Raw next week, and the announcement of his return might have perked the interest of oddsmakers, as the leader of the Cenation now has a 9/4 chance of winning the big match next year.
Rounding out the top 5 favorites are Roman Reigns, Shinsuke Nakamura, AJ Styles and Seth Rollins.