Lionel Messi became the first player to score in 16 straight Champions League seasons with his goal against Ferencvaros on Tuesday.
Messi weaved through the Hungarian side's defence in the first half and was brought down in the box, earning a penalty for his side.
The Argentine dispatched the ensuing spot-kick, giving his side the lead in the 27th minute of their Group G opener.
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Messi is only the second player to score in 16 Champions League seasons overall, joining Manchester United Ryan Giggs in reaching the feat.
Ansu Fati would add a goal just before half-time to give the home side a comfortable advantage at Camp Nou.