Eight minutes on the clock, 30 clubs to guess.
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The debates will rage on until the end of time in the city of Manchester.
Who was better: United's Class of '99 or City's Class of '23? There are big arguments for either. The Red Devils were big game giants who thrived in the heat of battle, while City were ruthlessly consistent across the board.
Combined XIs will always show a pretty even split between the sides, too. Arguably, the two greatest managers of all time coached these sides.
But that's not what we're asking you today. There are eight sides who have lifted a league title, domestic cup and European Cup/Champions League – two have done it twice. We just want you to find who these Treble winners beat in their respective finals and leagues.
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Mark White has been at on FourFourTwo since joining in January 2020, first as a staff writer before becoming content editor in 2023. An encyclopedia of football shirts and boots knowledge – both past and present – Mark has also represented FFT at both FA Cup and League Cup finals (though didn't receive a winners' medal on either occasion) and has written pieces for the mag ranging on subjects from Bobby Robson's season at Barcelona to Robinho's career. He has written cover features for the mag on Mikel Arteta and Martin Odegaard, and is assisted by his cat, Rosie, who has interned for the brand since lockdown.