Al Ain v Al-Ittihad: who will break the deadlock in the battle of the elite?

The numbers point to a striking balance between the two sides. Al-Ittihad have two wins, Al-Ain two, and two matches finished level. The goals tell a similar story: the Emirati side have scored 10 against 9 for the Saudi side, a slim advantage of just a single goal.

History, then, offers little guidance on who holds the edge. Previous meetings have swung one way and then the other, with neither side able to establish any lasting dominance. That only adds to the significance of this latest clash between them.

One of the most notable episodes of this rivalry dates back to the 2005 AFC Champions League final, when the two sides met over two legs for the continental crown. The first leg in the UAE ended 1-1. Al-Ittihad then settled the return on home soil with a 4-2 win, taking the title on aggregate.

That final stands as a historic milestone in the Asian journey of Al-Ameed. They turned the tie in their favour in the return leg against an opponent who had held them to a draw away from home, writing one of the most prominent chapters the two clubs share in the competition.

The two sides met again in 2014, this time in the quarter-finals. Al-Ain booked their place with a 2-0 win in the first leg, then repeated the trick in the return leg in Saudi Arabia, winning 3-1 to go through 5-1 on aggregate.

They had already crossed paths twice that season in the group stage. Al-Ittihad won one 2-1, while the other finished 1-1. Those results laid bare just how little separated them, even if Al-Ain found a way to settle the knockout tie in their favour.

Al-Ittihad have the memory of the 2005 final to cherish. Al-Ain settled the 2014 quarter-final. Now the rivalry renews in the AFC Champions League Elite, with both sides chasing the result that would hand them a fresh edge in the record of historical meetings.

Six previous encounters have left little between them. Each team has won twice, with two draws, so the upcoming clash offers a chance to break the deadlock in victories.

Goals tell a similarly tight story. Al-Ain lead by just a single strike, which means every detail on the pitch could tip the balance of history between these two giants.