AEW and WWE legend Sting was seen with one of his longtime colleagues and rivals. The latter, Kevin Nash, is a respected veteran of the sport.Sting put a bow on his incredible in-ring career last year at AEW Revolution pay-per-view, where he and his tag partner Darby Allin successfully defended their AEW World Tag Team Championship against The Young Bucks in a brutal tornado tag match. The Icon has retired from the squared circle since then, although he did make the save for Darby at All In: London 2024.Sting later revealed that he had signed a new, multi-year licensing deal with AEW and has been appearing at various wrestling events, including those organized by the Tony Khan-led promotion, such as the one held this past December to celebrate the sale of tickets for All In: Texas, as well as fan conventions. The WCW legend recently posted an Instagram story from an event, showing him reuniting with WWE Hall of Famer Kevin Nash.Check out screenshots from Sting's IG story below:Sting and Kevin Nash reunite. [Source: Sting's Instagram]The former Diesel has a long professional history with The Stinger. The two veterans have appeared together in various promotions - including WCW, TNA, and even WWE - as both rivals and allies.WCW and WWE legend Sting could appear at AEW's upcoming stadium showSting hasn't appeared on AEW television in quite some time. His protégé, Darby Allin, has also been absent from programming since he was taken out by Jon Moxley and the Death Riders late last year.While The One True King is poised to defend his AEW World Title against Adam Page at All In: Texas, fans have been speculating that the face-painted star, now finished with his Mt. Everest climb, might show up at the upcoming stadium event and cost Moxley his belt.On a recent edition of Fightful Select's Weekly Q&A, Sean Ross Sapp suggested that Allin's mentor, Sting, could also return at All In 2025 to boost the pay-per-view even more amid WWE counter-programming. Additionally, the Hall of Famer lives in Texas, which also increases the chances of his appearance at the event.It remains to be seen whether Sting and Darby Allin will help The Hangman unseat Jon Moxley at Globe Life Field in Arlington, Texas, next month.