Boku no Hero Academia: Training of the Dead  

My Hero Academia: Training of the Dead, 僕のヒーローアカデミア トレーニング・オブ・ザ・デッド

The 14th manga volume includes an OVA that features a collaboration workout session between My Hero Academia's Class 1-A and Isami High School's students at Yuuei Academy. This event occurs following the completion of the field training arc in the second season.

Boku no Hero Academia: Training of the Dead was bundled with the 14th volume of the Boku no Hero Academia manga.