Argentina have to play to win, warns Croatia captain Modric

The Real Madrid star cannot wait to face the Albiceleste after helping his nation to victory in their first game of Russia 2018

Luka Modric is relishing the prospect of giving Lionel Messi's a tough game as moved to the top of Group D at the World Cup with a 2-0 win over .

The midfielder converted from the penalty spot in the second half to ensure Croatia got off to a flying start after Oghenekaro Etebo's own goal in the opening period.

Zlatko Dalic's side face Argentina, who were held 1-1 by following Messi's missed penalty in their opening match, on Thursday knowing a win will see them progress to the knockout rounds.

Modric hopes the victory over Nigeria can give Croatia plenty of belief.

"They [Argentina] have huge amounts of quality, but this win will boost our confidence and we will up our game," he said after receiving the Man of the Match award.

"We'll play a good game against Argentina. I hope we will take some points but it's going to be tough.

"They have to play for a win because of [Saturday's] score, which was unexpected for them, but it's an important game for us and we will try to play our best."