PAOK Salonica and visiting Ajax Amsterdam settled for a 2-2 draw on Tuesday night in in the first leg of the third qualifying round of this year's Champions League.
Hakim Ziyech opened the scoring for Ajax before PAOK responded with two goals by Chuba Apkom and Leo Matos.
The Dutch side, last year's semifinalist, leveled with Klaas Jan Huntelaar.
Olympiakos snatched a goalless draw at Viktoria Plzen on Tuesday in the first leg of the second qualifying round of the Champions League.
In its first competitive game of the season the Piraeus giant played a decent enough game in the Czech Republic, despite the number of absentees it had for various reasons, and secured a positive result ahead of the second leg in Piraeus next week.
Besides PAOK meeting Champions League semifinalist Ajax in the third qualifying round of the Champions League, the draw in Nyon on Monday placed Olympiakos against Turkish champion Basaksehir.
The Reds will face the Istanbul club on August 6/7 and 13/14 only in case they successfully negotiate the second qualifying round with Czech team Viktoria Plzen, starting on Tuesday away.
Olympiakos captain and Greece's midfield linchpin Costas Fortounis has suffered a serious knee injury that rules him out of action for an estimated six months. He will be operated next weekend.
The influential midfielder suffered a rupture on his cruciate ligament and is going to undergo an operation on July 20. He is expected to return to action for Olympiakos after Christmas.