Messi and co will take on confident Croatia in what can be termed as a must win match for the South American giants after they drew against Iceland in their group opener. <br />The unexpected draw with tournament debutants Iceland has Argentina with much to do ahead of what looks to be their toughest assignment in the section. A win is vital if they are to avoid a nerve-wracking final match.<br />While for Croatia, they made their best World Cup start defeating Nigeria and are in relaxed mood ahead of their meeting with the Group D favourites. Any kind of result against Argentina will allow the Vatreni to take a big step towards the Round of 16. <br />Possible line-ups:<br />Argentina: Caballero; Mercado, Otamendi, Tagliafico; Salvio, Mascherano, Meza, Acuna; Messi, Aguero, Pavon.<br />Croatia: Subasic; Vrsaljko, Lovren, Vida, Strinic; Rakitic, Badelj; Brozovic, Modric, Perisic; Mandzukic.
