The winner of the four-way match receives a match for the Impact World Championship at Slammiversary.
At Under Siege, Trey Miguel retained the Impact X Division Championship against Chris Sabin after blinding the latter with spray paint away while the referee's back was turned.[8][9] As a result, Sabin will receive a rematch for Miguel's title at Against All Odds.[11]
After being on opposite sides of teams in Hardcore War at Rebellion,[12][13]Killer Kelly and Masha Slamovich have been embroiled in a fierce rivalry. On the May 11 episode of Impact!, Slamovich pinned Kelly in a match while trapped in the latter's Killer Clutch submission, though Kelly refused to release the hold afterwards.[14][15] Some weeks later on May 25 and into Under Siege, the two were found to be brawling throughout the crowd, with a chain being used as a weapon by both women.[16][17][8][9] As a result, Impact announced that Kelly and Slamovich will face off again in a dog collar match at Against All Odds.[18]
On the May 11 Impact!, Brian Myers aligned himself with The Good Hands (Jason Hotch and John Skyler) after helping them win their match, promising to take the young team to the Impact World Tag Team Championship.[14][15] That initially started well for them as the following week, Hotch defeated Ace Austin, one half of the tag team champions ABC, after an assist from Skyler and Myers.[19][20] However, the week after, Austin's partner Chris Bey avenged the loss after defeating Skyler.[16][17] Even with the setback, Myers and The Good Hands still staked a claim to the titles, with Impact announcing that they'll receive a title opportunity against ABC at Against All Odds.[18]
After previous disputes during a six-man tag team match prior to Under Siege, Eddie Edwards and Frankie Kazarian entered into a feud. Following Under Siege, Edwards defeated Yuya Uemura in singles competition; but after Edwards baited Uemura into a handshake, Kazarian confronted him on the entrance ramp, calling Edwards a bad locker room leader. After being shoved by Edwards, Kazarian laid him out with one punch before throwing off Eddie's wife Alisha Edwards when she tried jumping on him.[21][22] Later, Impact announced that Edwards and Kazarian will meet in a match at Against All Odds.[23]
On the May 18 Impact!, Dirty Dango was revealed as Director of Authority Santino Marella's attacker, before later putting down Impact Digital Media ChampionJoe Hendry, who had been helping him.[19][20] A week later on the Under Siege pre-show, Hendry defended his championship against Dango, winning by disqualification after Dango hit him with a low blow. Dango would've continued his assault had it not been for a returning Marella's intervention.[8][9] On the subsequent Impact!, it was announced that Hendry and Dango will have a rematch at Against All Odds.[23]
Trinity made her Impact debut on the May 4 episode of Impact!, setting her sights on Impact Knockouts World ChampionDeonna Purrazzo, who would later confront her in the ring.[24][25] However, Trinity would soon find herself on the bad side of Gisele Shaw, especially after Shaw's stylist Jai Vidal took a selfie with Trinity. The two women would face off at Under Siege, where Trinity defeated Shaw.[8][9] The following week on Impact!, Trinity defeated Shaw's bodyguard Savannah Evans before immediately challenging Purrazzo to a Knockouts World Championship match at Slammiversary, which Purrazzo accepted. They were soon jumped by Shaw, Evans, and Vidal, but were able to fend them off with an assist from Jordynne Grace.[21][22] Impact later announced that Purrazzo and Trinity will team up in a tag team match against Shaw and Evans at Against All Odds.[23]
At Under Siege, Jake Crist returned to Impact, teaming with former Ohio Versus Everything (oVe) stablemate Sami Callihan and Rich Swann to defeat The Design (Deaner, Kon, and Angels).[8][9] The following week on Impact!, Crist and Callihan defeated Kon and Angels in a tag team match, only to be jumped from behind by The Design before Swann ran them off.[21][22] On June 5, Impact announced that Callihan, Crist, and a returning Madman Fulton will team up as oVe to battle The Design in an Ohio Street Fight.[26]
Aftermath
Due to Nick Aldis winning the 8-4-1 match and Alex Shelley winning the Impact World Championship at Against All Odds, a match was set between Shelley and Aldis for the title at Slammiversary.[27] However, a rematch was set between Shelley and Maclin for the title for the Down Under Tour,[28] which Shelley won to retain the title.[29]