Cristiano Ronaldo of Portugal was soaked in blood after colliding with Czech Republic goalie Tomas Vaclik on Saturday night.
The Manchester United forward collapsed in the 13th minute of the Nations League match after a mid-air collision.
He was bleeding, battered, and bewildered on the ground.
And he was quickly back in the middle of things by giving up a penalty for a handball, which Patrik Schick missed from the spot.
Diogo Dalot, a Manchester United defender, scored twice each side of a Bruno Fernandes goal.
Late in the game, Liverpool’s Diogo Jota nudged home Ronaldo’s flick-on from a corner for the fourth goal.
The 2019 champions capitalized on Spain’s setback against Switzerland to surge two points clear at the top of Group A2.
Portugal must win their final group encounter against Spain on Tuesday to get to the semi-finals.