A few moments ago Borna Sosa and Nikola Vlasic Dynamic Duo Cards got leaked. We do not know if this card will effectively be released but according to FUT Sheriff, The Sosa & Vlasic Dynamic Duo will be released soon!

Dynamic Duo cards have been designed by EA Sports to make some cards that are rarely used by players more attractive and hybrid. So you can finally use players from your favourite team more easily.
Complete these challenges to earn Croatian Dynamic Duo Borna Sosa, Nikola Vlasic and Bonus Group reward pack!
Objective tasks are yet to get leaked or officially revealed. Hope the Objectives will be easier and those cards will be pretty useful.