Spanish League upgraded to the second leg of the play-off final, Portillo came on as a substitute, scored a key goal in overtime, Real Oviedo defeated Milandes 3-1 at home, and the total score in two rounds was upgraded to La Liga 3-2.

Portillo joined Real Oviedo without a sign-off last November, and now helps the team to La Liga. According to media statistics, Portillo has played in the Spanish Second Division for five seasons so far in his career, and has been promoted with the team.

Portillo 5 seasons in the Segunda Division:

14-15 - Betis upgraded to La Liga

16-17 - Getafe upgraded to La Liga

21-22 - Almeria upgraded to La Liga

23-24 - Leganes upgraded to La Liga

24-25 - Real Oviedo upgraded to La Liga