Barcelona and Real Madrid are chasing Vitoria de Guimaraes striker Herculano Nabian.
Record says both Spanish giants want to prise the 16 year-old away from Vitoria this summer.
A Portugal U17 international, Nabian has been likened to Inter Milan and Belgium centre-forward Romelu Lukaku.
With Vitoria's youth teams, Nabian has scored 43 goals in the past two seasons.
Barca have already raid the Portuguese transfer market this season, securing a deal for Braga winger Francisco Trincao.
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