Napoli were trailing to the Serie A champions 2-1 (5-2 on aggregate to Juve) when he came on for Arkadiusz Milik in the 60th minute, but eight seconds later the Belgian had levelled things on the night.
Mertens sprinted onto the pitch and read a mistake by Juventus goalkeeper Neto, who miscontrolled a simple pass and allowed his adversary to tap the ball into an empty net.
Thank you for reading 5 articles this month* Join now for unlimited access
Enjoy your first month for just £1 / $1 / €1
*Read 5 free articles per month without a subscription
Join now for unlimited access
Try first month for just £1 / $1 / €1
