Alex Koslov returned to New Japan on July 7, 2012, now representing the promotion's top villainous stable, Chaos,[4][5] as a member of which he also reunited with former AAA partner Rocky Romero, with the two dubbing their tag team "Forever Hooligans".

[6] On July 22, Koslov and Romero defeated Jyushin Thunder Liger and Tiger Mask to win the IWGP Junior Heavyweight Tag Team Championship.

[7] Koslov and Romero made their first successful title defense on August 26 at a Sacramento Wrestling Federation (SWF) event in Gridley, California, defeating the team of A.J.

[10][11] On October 21, Forever Hooligans entered the 2012 Super Jr. Tag Tournament, defeating Jyushin Thunder Liger and Tiger Mask IV in their first round match.

[17][18] Koslov and Romero made their first successful defense of the IWGP Junior Heavyweight Tag Team Championship on June 22 at Dominion 6.22 in a rematch with the Time Splitters.

[24][25] On May 10, 2014 at Global Wars, a special event co-produced by NJPW and Ring of Honor (ROH) in Toronto, Forever Hooligans received another title shot for the IWGP Junior Heavyweight Tag Team Championships being defeated by The Young Bucks in a three-way match, also involving Time Splitters.

[27] Forever Hooligans made their debut for Ring of Honor at the ROH 11th Anniversary Show PPV, where they were defeated by the American Wolves (Davey Richards and Eddie Edwards).