Former ONE world champion Vitaly Bigdash will be fighting two-division titleholder Reinier de Ridder for the middleweight strap this July 22 at ONE 159. It's been a long, tough road back to world title contention for Bigdash.After losing his belt to former double champ Aung La N Sang in a rematch in 2017, Bigdash suffered his first career KO loss to Leandro Ataides the following year. Since returning to the Circle in 2018, however, Bigdash has been nothing but dominant in his outings. View this post on Instagram Instagram PostWith two straight submission wins and a trilogy-winning performance against his rival Aung La, Bigdash is now primed to regain the middleweight throne. In his way, however, will be perhaps the most dominant world champion ONE has ever produced.Reinier 'The Dutch Knight' de Ridder is on a tear through two different weight classes and even jumped into submission grappling to take on a legend.Today, we'll look at 3 of the best performances by Vitaly Bigdash inside the ONE Circle and see how he's going to fare against the dominant double-champ come July 22.#3. Vitaly Bigdash vs. Yuki NiimuraAfter losing via devastating TKO to Leandro Ataides in 2018, Bidash seemingly made an overhaul of his gameplan in his next outing against Yuki Niimura. Instead of playing with fire on the feet, the Russian MMA star went for his clear strength on the ground. View this post on Instagram Instagram PostRight away, Bigdash put his whole focus on grappling. After absorbing a hard leg kick from Niimura right at the opening bell, Bigdash caught a second one and put the Japanese fighter on his backside.From the top position, Bigdash never relented and imposed heavy top pressure and ground-and-pound. The Russian MMA stalwart never gave his Japanese foe any space to attack or get back on his feet. Soon enough, the overwhelming pressure and strikes made Niimura expose his back and Bigdash pounced.From back control, Vitaly Bigdash slapped on a really cool reverse-triangle choke and combined it with an armbar to finish the job.Watch the full fight here: