The Angry One wrote...
Old fashioned? I want to defeat the Reapers, as I promised the galaxy, as they gave me authorisation to do. That and that alone. Not join them. Not rule them. Defeat them.
So, the only way you can see to end a war is through the complete genocide of your opponent.
Regardless of their reasons or what they can offer in peace.
Synthesis kills everyone and replaces them with hybrids wearing their faces.
Because gaining synthetic upgrades somehow turns you into a different person?
If their memories and personalities are intact, then they are the same person. No matter how much Anti-Synthesis might argue, there is zero evidence it causes brainwashing.
Those deaths are due to the Catalyst.
You know, the thing that promotes synthesis.
The Catalyst has no choice. It has to follow its programming.
It gave Shepard to opportunity to accept one of the choices created by the new variable because it can't do so itself. If Shepard refuses to do so, then it has no choice other than continue the Cycle.