If it were just that her daughter's Magic Armor could also manipulate threads, she wouldn't be so surprised, for after all, this was her own flesh and blood, and the connection of bloodlines might indeed result in some similarities in the manifestation of their powers; she had long been prepared for that.
But she had seen clearly that, when her daughter uttered the words "Guardian Mode," the first of the four Crystal Stones on the Magic Armor extinguished, while the second one lit up.
And this Magic Armor had a total of four Crystal Stones.
Following a rather conventional line of thought, if these four Crystal Stones truly had functions, then, it was likely that Lin Xiaolu's Magic Armor possessed more than just the two forms of scepter and spear.
She even had an inkling of what one of the remaining two forms might be.
Because Lin Xiaolu was the child of her and An Ya.