A is for Aito. The most experienced coach in the competition, Aito Garcia Reneses will continue his five-decade career by leading German champ ALBA Berlin's talented young roster.
B is for baskets. It's the whole point, right? From Shane Larkin and Mike James and Alexey Shved to Nando De Colo and Nikola Mirotic and Scottie Wilbekin, the Turkish Airlines EuroLeague is blessed with players capable of scoring anytime, anywhere.
C is for Cologne. The dream destination for every team in the competition: the German city will become the epicenter of international basketball from May 28 to 30, 2021, when the Final Four is staged at the state-of-the-art Lanxess Arena.
D is for Datome. Veteran Italian forward Luigi Datome has headed home to join AX Armani Exchange Milan, spearheading a powerfully revamped roster also containing fellow high-profile summer signings Kyle Hines and Malcolm Delaney.
E is for EuroLeague TV. You can watch every single game live and on-demand by subscribing to the competition's official streaming service, which also offers all the action from the 7DAYS EuroCup and great archive footage.
F is for Fernando Buesa Arena. The venue of the most recent Final Four is also home to TD Systems Baskonia, which is enjoying a resurgence under Dusko Ivanovic and comes into the new season as reigning Spanish champion.
G is for Greek…and greens. Traditional heavyweight Panathinaikos OPAP Athens is heading into a new era under young coach Georgios Vovoras, who has a number of new players at his disposal including sharpshooters Marcus Foster and Pierre Jackson.
H is for Hermannsson. One of just three EuroLeague players ever from Iceland, up-and-coming combo guard Martin Hermannsson, joined Valencia Basket this summer, where his own uncle, Jon Stefannsson, the first Icelander in the competition, played as well.
I is for Istanbul. The Turkish metropolis is a fitting venue for the very first tip-off of the new season, with Anadolu Efes going up against Zenit St Petersburg on Thursday evening. We are back!
J is for Jasikevicius. One of European basketball's greatest legends has returned to his former playing club, FC Barcelona, as "Saras" aims to win the title as a coach in the same way he did as a player for the club in 2003.
K is for Kokoskov. Coach Igor Kokoskov is leading a new era for Fenerbahce Beko Istanbul following the departure of Zeljko Obradovic, with the new man in charge taking his first club coaching appointment in Europe.
L is for Larkin. Anadolu Efes Istanbul sharpshooter Shane Larkin was committing unprecedented acts of scoring when action was suspended in March. Can he continue where he left off?
M is for Milutinov. One of Europe's most dominant big men has been on the move, with Nikola Milutinov joining Toko Shengelia as a new recruit at a CSKA Moscow team determined to retain its streak of eight consecutive Final Four appearances.
N is for newcomers. Every season, fans of every club are eager to see their team's new signings in the hope they will be future superstars. This year's crop of fresh arrivals includes a combination of familiar old faces and relative unknowns. Some of them will become heroes, but which ones?
O is for Obradovic. As Zeljko leaves, Sasa arrives: the three-time former Crvena Zvezda mts Belgrade player has returned to the Serbian capital as coach, coming back to his hometown club after a 20-year absence.
P is for playoffs. The first aim for all 18 teams in the Turkish Airlines EuroLeague is to maintain their dreams of title glory by qualifying for the end of season playoffs. Only eight will succeed.
Q is for quality. The best basketball in Europe will be on display every week from now until May, with the biggest clubs and most talented players on the continent going head to head in the continent's most competitive league.
R is for Reyes…and Real. The man with the most appearances in EuroLeague history, Felipe Reyes, is back for another season with Real Madrid a few months after celebrating his 40th birthday.
S is for Sloukas…and Spanoulis. After five years away, Kostas Sloukas has returned to Olympiacos Piraeus to resume his deadly backcourt partnership with Vassilis Spanoulis. Can they orchestrate another title challenge?
T is for Trinchieri. Charismatic coach Andrea Trinchieri is back in the competition. The Italian play-caller can be guaranteed to animate the bench with FC Bayern Munich, which is aiming to recover from a disappointing 2019-20 season and challenge for a place in the playoffs.
U is for unstoppable. Sometimes there's simply no possible defense against Alexey Shved. The Khimki Moscow Region star is probably the most skilled shot-maker in the competition, and the 2017-18 EuroLeague Alphonso Ford Top Scorer Trophy winner is still in the Russian capital after agreeing a new three-year deal with Khimki.
V is for Valencia. The Spanish side was firmly in the hunt for a playoffs place when action stopped in March, and should be a contender again after adding a batch of new talent including Nikola Kalinic and Derrick Williams.
W is for Wilbekin. Maccabi Playtika Tel Aviv's powerful roster looks capable of mounting a serious charge for the title, and backcourt leader Scottie Wilbekin will arguably be the most important man in the Israeli team's challenge.
X is for Xavi. Zenit St Petersburg is aiming to become a contender under experienced coach Xavi Pascual, who is heading into his first full season with the Russian team after taking over in February.
Y is for youth. There are lots of great young players across Europe and one of the most promising can be found at LDLC ASVEL Villeurbanne, where 18 year-old Matthew Strazel will be given chances to shine under new coach T.J. Parker.
Z is for Zalgiris. The Lithuanian giant will again aim to thrill its devoted fans in Kaunas, with new coach Martin Schiller taking charge of a restocked roster including Joffrey Lauvergne and Patricio Garino.