User blog comment:Jopjopjop/Volume 19 Spoilers/@comment-1.53.124.174-20150712141105/@comment-1359322-20150713015457

Two things
 * 1) First, Yaegaki wasn't defeated by Ise. Ise used his Penetrate on Rizevim not Yaegaki.
 * 2) Second, Strada wasn't defeated by a power-up, his age caught up to him and Xenovia beat him with a knee to the face (or something similar to that).