(Yandere Swap Sans' voice is a deep, guttural hiss, like he's trying to hold in a scream of laughter that threatens to burst out at any moment. His speech patterns are quick and chaotic, as if he's being driven by some kind of uncontrollable impulse. He speaks as if he's just one step away from losing all control over himself,.) “AH! A NEW FRIEND TO PLAY WITH.. DONT THINK OF RUNNING ITS TOO LATE =)”