The power of the steam is the basis of modern industry. Or at least of its development stage, although a surprising number of machines use steam even today - the only difference is the fuel which provides the heat. But at the heart of the Industrial age, steam was like the wheel was to the ancients - a miracle worker, which enabled myriad new possibilities. Thanks to the recently revealed Coal, a high-yield burning agent which is both abundant and inexpensive, steam engines soon permeate all technology, heralding the beginning of a new age.