Rex Regum Qeon (RRQ), known by the nickname "King of Kings" and "PPQ" is an esports organization based in Indonesia founded by Andrian "AP" Pauline Husen and Calvin "Nano" Thenderan. The organization currently competes in professional tournaments in the games of Mobile Legends: Bang Bang, PUBG Mobile, Free Fire, Valorant, and Honor of Kings.
As of the end of 2024, RRQ has won a total of four world championship titles: two in Point Blank (PBIC 2017 with RRQ Endeavour and PBWC 2019 with RRQ TCN), and two in PUBG Mobile (including the PUBG Mobile Star Challenge 2018 with RRQ Athena).
RRQ was ranked as the third most popular esports organization team in the world in 2020. In a report released by Shareable titled "The State of Social Media 2020", the team's fan activity on social media throughout 2020 had reached 26.5 million activities.
RRQ Esports entered the Mobile Legends: Bang Bang (MLBB) competitive scene in 2017 with the formation of RRQ.O2, one of Indonesia's pioneering professional teams. In MPL Indonesia Season 1, RRQ.O2 dominated the regular season, finishing at the top of the standings. However, they fell short in the playoffs, finishing in 3rd place. Determined to bounce back, RRQ.O2 returned stronger in MPL Indonesia Season 2, securing their first-ever MPL ID championship by defeating EVOS Legends in the grand final.
In February 2019, the organization had previously signed a partnership with a European football club, Paris Saint-Germain F.C. (PSG), It was announced in a Press Conference held at The Dharmawangsa Hotel, Jakarta. Through its esports division, PSG esports had officially collaborated with Team RRQ for the 3rd Season of Mobile Legends: Bang Bang Professional League Indonesia on 16 February 2019. Their partnership had ended in July 2019.
After concluding in the M3 World Championship, Brazilian representatives Keyd Stars' roster disbanded. This was later confirmed by one of its roster members. However, during the eve of the ninth season of MPL Indonesia, RRQ announced their expansion to MPL Brazil, to form RRQ Akira. The roster mainly comprised most of the players of Keyd Stars. RRQ Akira disbanded at the end of the 2024 season after their jouney ended in wildcard round of M6 World Championship.
In July 2023, RRQ announced its expansion into the Philippines, marking its entry into the region's competitive Mobile Legends: Bang Bang Development League (MDL PH). This move came ahead of MDL Philippines Season 2, where RRQ aimed to develop rising talents in the country's MLBB scene.