With the Royal Rumble just a week away, several WWE Superstars have announced their participation in the Royal Rumble match for a coveted spot in the main event of WrestleMania.The Royal Rumble match is arguably one of the most anticipated encounters in WWE. The winner is guaranteed a title shot at the champion of his or her choosing at WrestleMania. This year, the Premium Live Event will emanate from the Alamodome in San Antonio, Texas, on January 28.On the latest episode of SmackDown, former WWE Champions Drew McIntyre and Sheamus told Megan Morant during an interview segment that they will be joining the 30-man Royal Rumble match. Both stars have won the event previously and could be credible bets to win it again.In addition, Braun Strowman also declared himself for the match. The former WWE Universal Champion will also find his current rival, Gunther, in the match.The list of superstars announced for the Rumble are:Cody RhodesKofi KingstonRicochetBobby LashleySeth "Freakin" RollinsAustin TheoryGuntherDrew McIntyreSheamusOmosBraun StrowmanBaron CorbinSantos EscobarRey MysterioKarrion KrossWWE@WWE.@Gunther_AUT @TheGiantOmos @WWESheamus Who will earn their right to main event WrestleMania? #RoyalRumble29758.@Gunther_AUT @TheGiantOmos @WWESheamus Who will earn their right to main event WrestleMania? #RoyalRumble https://t.co/qPPVGBe1zMThings are also heating up in the women's division as Zelina Vega, and Shayna Baszler put their names in the hat for a chance to challenge a champion of their choosing at The Grandest Stage of Them All. The women announced for the Rumble include:Liv MorganRaquel RodriguezRhea RipleyCandice LeRaeZelina VegaShayna BaszlerWWE@WWEThe #RoyalRumble is almost here! The following WWE Superstars have newly declared for the #RoyalRumble Match:@ZelinaVegaWWE @QoSBaszler @DMcIntyreWWE #BraunStrowman849128The #RoyalRumble is almost here! The following WWE Superstars have newly declared for the #RoyalRumble Match:@ZelinaVegaWWE @QoSBaszler @DMcIntyreWWE #BraunStrowman https://t.co/hjGVxbXMNGIt will be interesting to see which other superstars are revealed for the Rumble match on RAW and SmackDown in the final week leading up to the Premium Live Event.Roman Reigns will also put his title on the line at WWE Royal RumbleThe stakes will be higher than ever for The Tribal Chief as he puts the Undisputed WWE Universal Championship on the line against Kevin Owens.The rift between Sami Zayn and The Bloodline has started to show in the weeks leading up to the match. KO also put the entire faction on notice as he Powerbombed Reigns through a table during their contract signing this week on the blue brand.Sportskeeda Wrestling@SKWrestling_On #SmackDown, Kevin Owens ambushed The Bloodline & powerbombed Roman Reigns through a table during the contract signing segment!#WWE246On #SmackDown, Kevin Owens ambushed The Bloodline & powerbombed Roman Reigns through a table during the contract signing segment!#WWE https://t.co/LfkpH2TsZhIt will be interesting to see if The Tribal Chief can continue to reign over the "Island of Relevancy" with the threat of Owens looming over his historic title run.Do you think KO will dethrone Roman Reigns? Sound off in the comments section below.Watch: 10 Crazy Royal Rumble botches that shocked everyone