As far as I can tell, in each of the newspapers featured in MB Era 2, there has been an article that seems preposterous but is in all truthfulness, probably accurate. (In my interpretation at least) For example,
These articles indicate the existence of life across the ocean, which we know to be true, and that people with terrible visages (southern scadrians in masks) exist, and possibly Harmony's perpendicularity.
In the bands of mourning, is this seemingly bizarre advertisement.
As MB era 2 is chronologically after the events of Warbreaker where we learn about the existence of type IV Biochromatic entities, is it possible that some of these breath-infused metal tools have made their way to Scadrial?
TL;DR Type IV Biochromatic Entities may be on Scadrial.