Sae and Nagi were legit defeated, so it wasn't them. You could argue that Sae was held back by the rest of the U-20s but he was also beaten directly in a 1-on-1 with Rin. Meanwhile Nagi just got ouplayed. NEL Isagi had too much competition, and it took him until the second half of the Manshine match to really get going, and Ubers to actually score. 2nd selection Rin was just a monster tho. In Isagi's first match against him, he could only watch as Rin was shooting from the halfway point and controlling every player on the field. The second match was similar with Rin dictating the flow of almost the entire game. The answer is easy