| Date | Jul 15 | Total matches | 10 |
| Men's matches | 7 | Women's matches | 3 |
| Singles matches | 6 | Tag Team matches | 3 |
| Trio Matches | 1 | Other Matches | 0 |
Slammiversary took place on July 15, 2023 and featured 8 matches on the card (with 2 pre-show matches). All of the matches ended by pinfall, submission, or the rules stipulated by the match. Multiple championships were defended on the card, including the World, Knockouts, Tag Team, X-Division, Knockouts Tag Team and Impact Digital Media Championships.
The matches featured 38 wrestlers and 8 tag teams, highlighted by Alex Shelley, Chris Sabin, Kilynn King, Taylor Wilde and Deonna Purrazzo.
Predictability
Very Unpredictable
(0 of 10 Matches)
Competitions
Less Singles
More Tag
Diversity
Usual Mens
Usual Womens
| Men's Singles World Championship |
Champion 4-0 (Overall: 13-5, Last 5: 3-2) Win Probability: 47.7% |
3-1 (Overall: 6-2, Last 5: 4-1) Win Probability: 52.3% |
| Women's Singles Knockouts Championship |
5-0 (Overall: 7-0, Last 5: 5-0) Win Probability: 42.9% |
Champion 10-3 (Overall: 12-4, Last 5: 4-1) Win Probability: 57.1% |
| Men's Singles |
4-4 (Overall: 9-9, Last 5: 2-3) Win Probability: 20.0% |
7-6 (Overall: 8-8, Last 5: 2-3) Win Probability: 80.0% |
| Men's Tag Team Tag Team Championship |
1-2 (Last 5: 1-2) Win Probability: 9.9% |
11-2 (Last 5: 4-1) Win Probability: 40.8% |
3-2 (Last 5: 3-2) Win Probability: 26.2% |
1-2 (Last 5: 1-2) Win Probability: 23.0% |
| Men's Singles X-Division Championship |
2-0 (Overall: 3-0, Last 5: 3-0) Win Probability: 49.2% |
Champion 5-3 (Overall: 13-8, Last 5: 2-3) Win Probability: 50.8% |
| Men's Tag Team |
1-0 (Last 5: 1-0) Win Probability: 35.3% |
0-1 (Last 5: 0-1) Win Probability: 64.7% |
| Women's Tag Team Knockouts Tag Team Championship |
1-0 (Last 5: 1-0) Win Probability: 43.5% |
Champions 4-2 (Last 5: 3-2) Win Probability: 56.5% |
| Men's Singles Ultimate X |
4-1 (Overall: 8-3, Last 5: 4-1) Win Probability: 25.5% |
0-1 (Overall: 0-1, Last 5: 0-1) Win Probability: 17.0% |
6-6-1 (Overall: 8-9-1, Last 5: 2-3) Win Probability: 22.3% |
1-4 (Overall: 2-5, Last 5: 1-4) Win Probability: 4.3% |
6-7-1 (Overall: 10-11-1, Last 5: 3-2) Win Probability: 28.7% |
0-4 (Overall: 2-11, Last 5: 0-5) Win Probability: 2.1% |
| Men's Singles Impact Digital Media Championship |
6-4 (Overall: 8-6, Last 5: 3-2) Win Probability: 42.9% |
Champion 11-1 (Overall: 13-4, Last 5: 3-2) Win Probability: 57.1% |
| Women's Three on Three Tag Team |
(Combined Overall: 13-7, Last 5: 8-6) Win Probability: 43.4% |
(Combined Overall: 6-18, Last 5: 2-10) Win Probability: 56.6% |