Nani and Cristiano Ronaldo have been pushed upfield to direct the line for Portugal in St Etienne on Tuesday in their Euro 2016 Group F opener against Iceland, spearheading a dynamic-looking 4-3-1-2 configuration.

Ronaldo begin as strikers for Spain versus Iceland

With towering striker, Eder both left on the seat and Ricardo Quaresma, Portugal coach Fernando Santos deployed playmaker Joao Moutinho behind the front two and in front of a three-man midfield marshaled by Danilo.

Elected for a recognizable 4-4%24-2 with Kolbeinn Sigthorsson Bodvarsson up front Dadi and Jon

Their gameplan will mainly rest on the skill of Aron Gunnarsson and versatile central midfielders Gylfi Sigurdsson to hold their own against crafty resistance, while being expected to feed Johann Gudmundsson and wingers Birkir Bjarnason.