Initially, the title was designated exclusively for wrestlers weighing over 205 pounds (the cruiserweight weight limit) in weight, but the respective rule was scrapped in time.

[1] On 27 February 2019, Progress announced that there would be a unification match between the Atlas and World championships at Super Strong Style 16 on 5 May of that year, with Walter winning and thus unifying the two titles.

He defeated Jonah in a tournament final to reactivated title at Chapter 133: Stop Motion Skeleton Battle on 18 April 2022, in Camden Town, London.

The inaugural tournament of the championship was held under a two-block system with the winner of each one advancing to the finals.

[3] There have been a total of thirteen reigns shared between ten different official champions.