Arsenal teammate Alexandre Lacazette after striking up a fruitful partnership with him over the last few weeks.The Brazilian has come into the side after Pierre-Emerick Aubameyang's very public falling out with Gunners boss Mikel Arteta.Aubameyang was stripped of the captain's armband and banished from the first team this week after falling foul of club rules by returning home late from a trip abroad.The infraction was the Gabon international's third in the last year, and with Arteta clearly running short on patience, his future at the club is hanging by a thread.Though when one door closes, another opens, and Martinelli has made the most of his first team opportunities since stepping in to replace Aubameyang - starting the club's last five.
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