You are going to Watch Ace of Diamond: Second Season Episode 16 English subbed online free episodes with HQ / high quality. Stream Anime Ace of Diamond: Second Season Episode 16 Online English sub Chain Reaction. Bottom of the seventh, Seido is batting. Tojo hits a double into the right-center field. Higasa follows up with a two-run hit, giving Seido a five run lead over Ugumori. However, the Ugumori players look strangely cheerful, and seeing that, the audience begin to cheer for them.