Ghanaian midfielder Winfried Amoah cameoed for Sturm Graz II in their 3-2 win over Kalsdorf in the Austrian youth league.
Amoah was introduced in the 84th minute for Sturm Graz when the scores were tied at 2-2.
The 18-year-old was able to help the side claim maximum points after winning them an 86th-minute penalty - which Lema stepped up to score.
He has featured five times for the side in the ongoing Austrian youth Championship.
Amoah is the son of former Ghana international Charles Amoah, who won two caps for the Black Stars.
Sturm Graz sit 7th spot with 10 points after 6 games.