Sporting CP midfielder Manuel Ugarte is interesting Arsenal.
Gunners chief Edu is having the Uruguay international watched ahead of the summer market.
Edu sees Ugarte as an alternative to West Ham captain Declan Rice, who is their top midfield transfer target.
O Jogo says Ugarte's contract has a release clause of 60m.
Arsenal boss Mikel Arteta was reportedly impressed with Ugarte when the sides faced off in the Europa League and has discussed the midfielder's signing with Edu.