Challenge of the Bloodsport
Challenge of the Bloodsport was the 99th issue of Wolverine and Gambit.
Wolverine receives a letter from 'a friend' inviting him to compete in the Bloosport tournament. Wolverine accepts and competes in the tournament only to find 'a friend' was in fact Mr. X. After Wolverine kill X, his wife Viper, who was a judge in the Bloosport and is the head of the underworld tells Wolverine of the return of his former master Ogun.