Greatest Balls of Fire is a nL Universe Special produced for the Smackdown Brand. It took place on May 29, 2018, 2 hours after the actual SmackDown Live, taking place in different locations in Saudi Arabia.
The event's card will consist of an 8 men tournament to determine who will face Kalisto for the WWE Championship at Wrestlemania.
On May 27, nL Smackdown General Manager Greg Valentine announced a tournament will take place on a special he called "Greatest Balls of Fire" to decide who will be the #1 contender that will face Kalisto at Wrestlemania. Moments later, Manny Faberino, a WWE prospect who appeared at the Greatest Royal Rumble and the newest member of the Big Dawg crew, announced that he will be present at the show as the Special Guest Commentator and that he is the show's Financier & Promoter. He then revealed the 8 Participants for the tournament, they are:
- Chris Jericho
- Chad Gable
- Braun Strowman
- No Way Jose
- British Bulldog
- Aleister Black
while the 8th man is someone that Manny Faberino requested to appear on the show.
|5||No Way Jose|
|5||No Way Jose||CO|
|5||No Way Jose||Pin|
|1||Chris Jericho def. Vader||Round 1 match||
|2||Braun Strowman def. Chad Gable||Round 1 match||
|3||No Way Jose def. British Bulldog||Round 1 match||
|4||Aleister Black def. Manny Faberino||Round 1 match||
|5||Braun Strowman def. Chris Jericho||Semifinal match||
|6||No Way Jose def. Aleister Black||Semifinal match||
|7||Braun Strowman def. No Way Jose||
Finals to determine the #1 contender for Kalisto's WWE Championship