Free Online HD on Lookmovie. The 2026 Slammiversary is an upcoming professional wrestling pay-per-view (PPV) event produced by Total Nonstop Action Wrestling (TNA). It will take place on June 28, 2026, at the Agganis Arena in Boston, Massachusetts. It will be the 22nd event under the Slammiversary chronology, and will celebrate the promotion's 24th anniversary.