Rumor has it that My Hero Academia season 2 will be 2 cours.
My Hero Academia Season 2 = 2 cours ??? https://t.co/UJQR2xUBBQ pic.twitter.com/Uuev216uI4
— WTK (@WTK) March 1, 2017
Manga Spoiler
Makes sense considering they teased Stain at the end of the first season and he only has a small role in the Sports Festival arc and is the villain of the field studies arc.