Marquinhos scored on his Arsenal debut as the Gunners won 2-1 against FC Zurich in the Europa League.
The Brazilian teenager netted his first Arsenal goal just after the 15-minute mark.
What happened in the match?
Arsenal got off to a slow start, but Marquinhos' goal settled their nerves.
FC Zurich equalized from the penalty spot via Mirlind Kryeziu after Eddie Nketiah gave away the penalty.
How did Marquinhos perform?
Marquinhos was a constant threat to the Zurich defense, giving his counterpart a headache all evening.
He displayed composure often shown by attackers many years his senior to hand Arsenal the lead.
The Sao Paulo-born sensation was replaced by Bukayo Saka with 20 minutes to spare.
Why it matters for Arsenal
The win marked a perfect start to Arsenal's Europa League campaign.
Mikel Arteta brought on established stars, including Gabriel Jesus and club captain Martin Odegaard, to quell the threat posed by the hosts.
Eddie Nketiah's goal was the difference, sparing his side's blushes on match-day one.
What's next for Marquinhos?
Marquinhos' performance will give him confidence ahead of future matches.
The young Brazilian will look to build on his debut goal and continue to impress for Arsenal.
Arsenal's next match will be a test of their strength and depth, with Marquinhos likely to play a key role.
The Gunners will look to continue their winning streak, with Marquinhos' goal-scoring form a major boost.