The Argentina winger scored twice against the Hammers in last term's Old Trafford fixture and, with an Emirates FA Cup strike past the east Londoners in 2023, he has netted more times against them than any other opponents.
Last weekend's volley in the 2-1 win over Brentford took Garna on to 12 goals in the competition and he does not turn 21 until next July.
Opta have looked into how he compares with other non-British players of the same age over the years.
When it comes to purely looking at goals in this field for United, he is now level with Anthony Martial, who left the club in the summer and now plays for AEK Athens in Greece.