Teletraan is surprised. "Ah... in my reality, at least siblings are those who share spark coding, either because of their construction or because of a light bond forged sometime later in life. It doesn't affect the mechs involved, for the most part. Though when one of the siblings goes offline too deeply the other tends to feel it."

His feelings shift to slight sadness as he muses once more over the slight empty spot where Spike would be if the youngling were alive.