Sky Sports understands that Dinamo Zagreb striker Duje Cop is attracting interest from clubs across Europe.
Blackpool boss Jose Riga has admitted his squad is lacking experience as he continues to search for reinforcements.
Reus has reportedly been on the radar of Manchester United for some time but speculation over a move to Old Trafford had cooled after he stated last month that he was expecting to stay with Dortmund for next season.
However, Spanish newspaper reports on Monday suggested that Barcelona and Reus have already agreed a deal on personal terms to take the midfielder to the Nou Camp.
Dortmund have moved quickly to dispel the latest rumours, though, with sporting director Michael Zorc adamant that the 25-year-old will not be going anywhere.
"I can definitely rule out a transfer this summer," Zorc said, quoted by Bild.
Reus has a contract with Dortmund until 2017 but reportedly has a release clause of €35million which can be triggered from the summer of 2015.
The Germany international has been ruled out of the upcoming World Cup in Brazil after suffering an ankle injury against Armenia on Friday.