Matches on the undercard featured The Enigmatic Assholes (Jeff Hardy and Mr. Anderson) defeated Beer Money, Inc. (James Storm and Robert Roode) in a tag team match, Jay Lethal defeated A.J.

In October 2017, with the launch of the Global Wrestling Network, the event became available to stream on demand.

[3] Slammiversary VIII featured nine professional wrestling matches that involved different wrestlers from pre-existing scripted feuds and storylines.

[4] On June 10, Dixie Carter said on Twitter she would have a big surprise at Slammiversary that would ultimately change TNA forever.

It was soon known that Tommy Dreamer was the surprise after making his debut at the TNA Wrestling Pay-per-view event.