Cristiano Ronaldo will have his eyes on the Golden Boot as well as his team's qualification into the knockout rounds as Portugal face Iran at the Mordovia Arena on Monday.
Spain joined Portugal at the top of the Group B after securing a 1:0 victory against Iran at the Kazan Arena, courtesy of another goal from Diego Costa.
Spain take on Iran as the former world champions look to bounce back from a disappointing 3-3 draw against Portugal. But, who are the three players to look out for in the match?
Following a draw in their opening fixture, Spain will look to bounce back to form when they face Iran at the Kazan Arena on Wednesday.
Iran defeated Morocco in dramatic circumstances, but some players were terrific on the pitch in St. Petersburg
Iran are set to appear in consecutive World Cups for the first time, and with the aid of Carlos Queiroz, they aim to make history in Russia.
Morocco play Iran in their 2018 FIFA World Cup encounter to kick start proceedings in Group B as we look at three important players from this clash who could be game changers
Morocco face Iran to kick-off the proceedings of Group-B at the 2018 FIFA World Cup, with both teams looking for a win to build momentum in their quest to advance
Group B of the 2018 FIFA World Cup represents some solid teams that can shine in Russia featuring Iran, Morroco, Portugal and Spain.
India suffered their sixth loss of the 2018 World Cup Qualifying campaign, after suffering a 4-0 hammering at the hands of Asian giants Iran on Thursday, at the Azadi Stadium, in Tehran.