[1] Slammiversary 2016 featured professional wrestling matches that involved different wrestlers from pre-existing scripted feuds and storylines.

[3] On March 15, Galloway cashed in his Feast or Fired briefcase and defeated Matt Hardy to capture the TNA World Heavyweight Championship.

[5] Galloway defeated Matt Hardy in a rematch for the TNA World Heavyweight Championship, while Lashley feuded with D'Angelo Dinero in a winning effort.

[7] On the May 17 episode of Impact Wrestling, Galloway fought Lashley for the TNA World Heavyweight Championship in a Lumberjack match which ended in a no contest.

[8] On the May 24 episode of Impact Wrestling, after the previous week's chaotic main event ending, Dixie Carter announced that Galloway would face Lashley at Slammiversary for the title, where the only way to win would be by knockout or tapout.

[12] Jeff Hardy made his return on March 15, confronting Young in a winning effort in a match to determine the third challenger for the TNA World Heavyweight Championship at the main event of the show, which included Matt Hardy and Ethan Carter III, but the match ended in a no contest after interference from Young along with Bram.

[4] On the next week's Impact, Jeff won a gauntlet match after last eliminating his brother Matt to determine the number one contender of the TNA World Heavyweight Championship.

[13] On the March 29 episode of Impact Wrestling, Jeff faced TNA World Heavyweight Champion Drew Galloway in a losing effort.

[9] On the May 31 episode of Impact Wrestling, Carter was put in charge of the show, and he made the match between himself and Bennett official for Slammiversary.

[10] On June 7, 2016, Sienna defeated Madison Rayne to earn a shot against TNA Knockouts Champion Jade at Slammiversary.

[11] Maria revealed on her Instagram account on June 10 that she suffered a broken hand,[20] and therefore she was not medically cleared to compete at Slammiversary and her match with Kim was called off.

On the May 31 episode of Impact Wrestling, The BroMans defeated Rockstar Spud and Tyrus in a number one contender's match for the TNA World Tag Team Championship, for the right to face Decay (Abyss and Crazzy Steve) at Slammiversary for the titles.

[10] On the June 7 episode of Impact Wrestling, Decay, alongside TNA King of the Mountain Champion L. A. Knight, Basile Baracca and Baron Dax defeated the team of The BroMans, Bram, Grado and Mahabali Shera.

On the June 7 episode of Impact Wrestling, Drake, alongside Decay, Basile Baraka and Baron Dax defeated the team of Bram, Grado, Mahabali Shera and The BroMans.

[6] When Snow returned from his suspension week, he claimed that the ease with which new talents today earn respect and a name in the professional wrestling business drove him crazy, as he and others of his and generations before him needed to be quiet for a long time and fight hard to prove themselves worthy back then.

On the June 7 episode of Impact Wrestling, Baracca and Dax, alongside Decay and TNA King of the Mountain Champion Eli Drake, defeated the team of Grado, Shera, Bram and The BroMans.