>>712681913Whether or not you break a sweat fighting bosses isn't reflected in cutscenes, it's reflected in gameplay. There is nothing to suggest that Loskid is anywhere near their strength, and she's directly subservient to Aether too, in a faction that's hierarchy is more or less linearly correlated with power.
Barring Aether (who was interrupted), the other two didn't want to kill Arrisa either, just spur humanity's evolution, hence inviting Arrisa to join them in two of the endings. It's the "bad ending" where they do, in fact, consider Arrisa "far from their target" for evolution.
Adrammelech's method of creating his robots and corrupted bladers was an involved process over decades of research. He couldn't generate minions or familiars on the fly like Aether or Charon.