[2] Their biggest success was winning the 2001 Cyberathlete Professional League World Championships after an extremely close final with X3 (a forerunner to Team 3D).

Emil Christensen with Tommy Ingemarsson, Managing Directors Peter Hedlund and Victor Lindqvist reformed NIP as a Swedish limited liability company[clarification needed] in 2005, due to problems with SK.

On 13 November 2015, NIP's parted ways with its Dota 2 team, consisting of Elias 'Sealkid' Merta, Jonas 'Jonassomfan' Lindholm, Adrian 'Era' Kryeziu, Simon 'Handsken' Haag and Linus 'Limmp' Blomdin.

[13] The merger was officially completed in January 2023, and Ninjas in Pyjamas debuted in LPL on January 15, 2023, against Ultra Prime with Xiao-Bing "Invincible" Li as toplaner, Xiao-Long "XLB" Li as jungler, Wen-Xiang "Dream" Tan as midlaner, Qi-Shen "Photic" Ying as AD Carry and Xu-Zhuo "Zhuo" Wang as support.

[17] The team failed to get into the Riot games partnership program in September 2022, thus leaving Ninjas in Pyjamas without a VCT spot.

[18] Following this, NIP announced they would drop their male roster and instead compete in VCT Game Changers, Valorant's female scene.

[21] On 6 May 2024, the Esports World Cup Foundation, funded by the Saudi Arabia Public Investment Fund and organizers of the Esports World Cup tournament series, announced the 30 organizations (known in the ESWC as Clubs) who would make up the Club Support Program, with NIP being one of them.