Group NEWSIran has endured a blow with protector Rouzbeh Cheshmi governed out of whatever remains of the Competition in the wake of affliction muscle damage in preparing.
Mohammad Reza Khanzadeh is set to supplant the 24-year-old close by Morteza Pouraliganji in guard.
Spain could be unaltered with striker Diego Costa's execution in the 3-3 attract with Portugal liable to mean he keeps his place in front of Iago Aspas. Iran bests the gathering after one game, having beaten Morocco 1-0.
Iran's triumph over Morocco, their first at a World Cup finals since 1998 and just their second in five competitions, implies they head Group B.
There is far to go before they can consider meeting all requirements for the thump out stages, however. Any expectations of propelling currently lay on having the capacity to spring an astonishment in this apparatus and their last gathering game against Portugal on 25 June.
In any case, transcending difficulty has been a topic for Iran amid capability and the development to this competition.
To start with decision goalkeeper Alireza Beiranvand, 25, rested unpleasant prior in his vocation while endeavouring to build up himself and Nike pulled back its supply of boots to the Iranian players previously the World Cup because of new US sanctions.
Spain came into the occasion as one of the vast top picks, having overwhelmed insignificant football competitions in the vicinity of 2008 and 2012.
Be that as it may, coach Julen Lopetegui's sacking on the eve of their opening match a week ago tossed a spanner underway and Portugal's Cristiano Ronaldo rubbed additionally salt into the injuries with his courageous late equaliser in Sochi.
Spain influenced a stun to exit in the gathering phases of the 2014 World Cup following a mortifying 5-1 vanquish by the Netherlands so they will be quick to stay away from a comparable destiny this year.
VIEW FROM BOTH CAMPS
Iran coach Carlos Queiroz: "If the diversion against Morocco were the World Cup last for us, the game against Spain would be the Universe Cup last.
"It was anything but a wonder that we won. What can happen every so often is a gathering of individuals, when they are joined together, can make super stories and super things. Our mentality is to attempt and make the outlandish conceivable."
Spain midfielder Isco: "It's an important match that will decide our World Cup predetermination. We need to score from the opening moment, even though that won't be simple.
"We will adhere to the style that characterises us as a group, however, we need to pass the ball around significantly more and look after ownership. On the off chance that we play rapidly over the pitch, the odds will come. I trust we score rapidly."