The expression on Sans' face turns out to be very frightening.

Oh, don't cry little duckling :C

Jeez Frisk... Because you have red eyes in.

BERDLY!!

Let the battle of Papyrus begin.

Sans must have really good teeth to keep hitting ice cream in them.

Beautiful and perfect room.

Bad birds.

Wow, GASTER!

Dog with gigantic headless neck.