Undisputed World Championship (x2 for Kevin Nash - 2K17 and 2K19):

[Reign 1: 63 days - Successful Title Defences: N/A, Reign 2: 119 days - Successful Title Defences: 0].

WCW/nWo World Heavyweight Championship (x6 for Kevin Nash - 2K16, 2K17, 2K18, 2K19 and 2K20) and WCW United States Championship (x2 for Scott Hall/Current Champion - 2K16 Universe Mode and 2K19):

WCW World Tag Team Championships 1991 to 1996 versions (x1 for Kevin Nash with "The Fallen Vigilante" Jack Ryan - 2K19):

[Reign 1: 175 days].

WWE 24/7 Championship (x2 altogether, x1 for Scott Hall, x1 for Kevin Nash - 2K19 and 2K22):

Scott Hall [Reign 1: 35 Days].

Kevin Nash [Reign 1: 0 Days - Successful Title Defences: 0].

WCW World Tag Team Championships (x1 for them both in 2K19's Universe Mode/Current Champions - 2K19):

ECW World Tag Team Championships (x1 for both of them/Current Champions in 2K20's Universe Mode):

[Reign 1: 0+ Days/Current Champions - Successful Title Defences: 0].

NJPW Strong Openweight Tag Team Championships (x1 Together - 2K22):

[Reign 1: 42 Days - Successful Title Defences: 0].

[As of 27/05/2023].