Grandmaster Meio is one of the major antagonists of the Strider series and makes his debut appearance in the Marvel vs. Capcom series as an antagonist in Marvel vs. Capcom: Infinite.

Role in Marvel vs. Capcom: InfiniteEdit

After the Convergence, Meio allied himself with Ultron Sigma, and becoming "their" loyalist villains. Meio found and being entrusted by Ultron Sigma the Power Stone to use it to develope a powerful Sigma virus weapon in the form of a Gravitron Core to infect entire world and re make it in Ultron Sigma's image. His main base is in Knowmoon (a fusion between Knowhere, and Third Moon from Strider). He and Ultron Sigma also rewrote Zero's routine core, turning him in to their brainwashed servant "Oblivion", other than Ultron Sigma's first brainwashed main hero Thor but when Gamora, Captain Marvel, Nova, Rocket Racoon, X and Strider infiltrated his base and after saving Zero, Gamora & Strider worked together and defeated Meio, and Rocket secured the stone, but the Gravitron Core is instead ejected towards the planet.