From 2017 to 2019, four pre-season tournaments (the Super 8 and the Terrific 12) were organized by EASL, featuring clubs from selected professional basketball leagues in the region.

[3] Their stated mission is to be able to organized basketball tournaments featuring club sides from top Asian leagues with the organizers naming the CBA (China), B.League (Japan), KBL (South Korea), PBA (Philippines), SBL (Taiwan), and the ABL (Southeast Asia, China, and Taiwan).

The dispute led to the renaming of the competition to "Super 8,"[5] and the tournament was then officially recognized by FIBA after the league organizers sought legal assistance of Quinn Emanuel's Thomas Werlen, who has represented FIFA in investigations of the United States Department of Justice.

A second edition of the tournament, dubbed the Summer Super 8, followed in July 2018 at the Macau East Asian Games Dome,[8] and featured the introduction of two professional club teams from the PBA, the NLEX Road Warriors and Blackwater Elite.

The eight competing teams in attendance were the Guangzhou Loong Lions, Xinjiang Flying Tigers, Seoul Samsung Thunders, Incheon Electroland Elephants, NLEX Road Warriors, Blackwater Elite, Rizing Zephyr Fukuoka, and Formosa Dreamers.

The Terrific 12 (2018) tournament was organized in collaboration with and supported by the Sports Bureau of Macau SAR Government and hosted at the Studio City Event Centre.

The competing teams were the Shandong Heroes (formerly Shandong Golden Stars), Zhejiang Guangsha Lions, Xinjiang Flying Tigers, Ulsan Hyundai Mobis Phoebus, Seoul Samsung Thunders, Fubon Braves, Yulon Luxgen Dinos, Nagoya Diamond Dolphins, Ryukyu Golden Kings and Chiba Jets.

The competing teams were the Liaoning Flying Leopards, Shenzhen Aviators, Zhejiang Guangsha Lions, Chiba Jets, Niigata Albirex BB, Ryukyu Golden Kings, Utsonomiya BREX, Jeonju KCC Egis, Seoul SK Knights, Blackwater Elite, TNT KaTropa and San Miguel Beermen.

The Raine Group along with former NBA stars such as Metta Sandiford-Artest, Baron Davis and Shane Battier in December 2021 reportedly invested in the EASL.

Japan National Basketball Team captain, Yuki Togashi was named 2024 EASL Final Four Most Valuable Player.

[25] The 2024 KBL champions, Busan KCC Egis and runners-up, Suwon KT Sonicboom represented South Korea.