Union Berlin are set to sign Isco on free transfer, here we go! Agreement now in place and medical tests scheduled on #DeadlineDay. Huge one for Union. 🚨🔴🇪🇸 #transfers

Isco has accepted after receiving many approaches from different countries — done as called by @Plettigoal. pic.twitter.com/EuURRv2d2O

— Fabrizio Romano (@FabrizioRomano) January 30, 2023