| Date | Jul 2 | Total matches | 1 |
| Men's matches | 1 | Women's matches | 0 |
| Singles matches | 1 | Tag Team matches | 0 |
This episode of NWA High Voltage took place on July 2, 2021 and featured 1 matches on the card. All of the matches ended by pinfall, submission, or the rules stipulated by the match. Only one championship, the NWA World Heavyweight Championship, was defended on the card.
The matches featured 2 wrestlers, highlighted by Nick Aldis and Ricky Morton.
| Men's Singles NWA World Heavyweight Championship |
Champion 4-0-1 (Overall: 5-0-1, Last 5: 4-0-1) Win Probability: 75.0% |
0-1 (Overall: 0-1, Last 5: 0-1) Win Probability: 25.0% |