>>720313164
>I'm not sure why the Commander is such an asset for both human and ayys, if he lost, but that's how it works.

There's been a theory among the fanbase that the Commander himself wasn't what the Elders were after, but what was controlling him. They believe that the reason why the Commander was kept in stasis and playing wargame simulations while connected to their psionic network was that the Asaru, the true Ethereal from The Bureau: XCOM Declassified, was bonded to the Commander.