[11][12] Although he had previously worked unmasked for GCW, Mack would adopt the ninja persona upon the advice of Konnan, after a short stint in Mexico.

[15] He had intended to make his debut for Pro Wrestling Noah the previous year as well as in February, but has been unable to enter the country due to Japan's handling of the COVID-19 pandemic and a rise in cases stemming from the omicron variant.

[3][16] Mack made his debut on April 29 at Majestic – N-Innovation, defeating Alpha Wolf and Dragon Bane in a three way elimination match.

[18] On October 30, at Ariake Triumph, Mack defeated Hayata for the GHC Junior Heavyweight Championship, his first title in the promotion.

[23] On the weekend of March 4–6, 2022, Mack was involved in four matches during the 16 Carat Gold tournament, held by Westside Xtreme Wrestling (wXw).

[24] On night two, Mack defeated Ace Romero in a lotterie match to win the vacant wXw Shotgun Championship.