Despite this, Rowe began regularly performing for ROH following the tournament in addition to forming the tag team War Machine with Hanson on April 4, 2014.

[6] On March 1, 2015, Rowe made his return to ROH at the promotion's 13th Anniversary Show by assisting his partner Hanson after the World Championship main event.

[9] On December 18 at Final Battle, War Machine defeated The Kingdom (Matt Taven and Michael Bennett) to win the ROH World Tag Team Championship.

[13] This led to a match five days later, where War Machine unsuccessfully challenged Smith and Archer for the GHC Tag Team Championship.

[16] On April 9, 2017, at Sakura Genesis 2017, War Machine defeated Tencozy (Hiroyoshi Tenzan and Satoshi Kojima) to win the IWGP Tag Team Championship.

[17] They lost the title to Guerrillas of Destiny (Tama Tonga and Tanga Loa) on June 11 at Dominion 6.11 in Osaka-jo Hall,[18] regaining it in a no disqualification match on July 1 at G1 Special in USA.

[19] They lost the title to Killer Elite Squad in a three-way match, also involving Guerrillas of Destiny, on September 24 at Destruction in Kobe.

[5] On the April 11 episode of NXT, he and Hanson, now called the War Raiders, made their television debuts, attacking Heavy Machinery (Otis Dozovic and Tucker Knight) and the team of Riddick Moss and Tino Sabbatelli.

Erik and Ivar would lose the titles to the team of Seth Rollins and Buddy Murphy on the January 20, 2020, episode of Monday Night Raw after their reign lasted for 98 days.

It would be announced that The Viking Raiders would face the Raw Tag Team champions, AJ Styles and Omos at Money In The Bank.

[28] On the July 19 episode of Raw, The Viking Raiders, alongside Riddle, would defeat the team of John Morrison, AJ Styles and Omos.

On the October 14th episode of RAW, Ivar and Erik returned defeating Alpha Academy reverting back to their War Raiders name and gimmick.

[36] On the December 16 episode of Raw, The War Raiders defeated Bálor and McDonagh to become two-time Word Tag Team Champions.