The year is 4995, as humankind is entering a era of peace and prosperity, the likes of which had not been seen since the days of old, a threat loomes over the humans that is watching and plotting to strike at the heart of the era of peace. one year later, the threat strikes and makes its presence known calling itself the Eastern Planetary Alliance, humankind is shocked by this sudden attack and tries to make peace with the EPA, but it is to no avail..the savage monsters that make up the military arm of the Eastern Planetary Alliance do not wish to negotiate and make peace. Instead they wish only the planet be under the control of their alliance and theirs alone. To combat this new threat, the people of earth form together in what is known as the Earth Defense Force.
The M-990 Series of ATLE's or Anti-Tank Laser Enplacement uses a high-explosive yet very concentrated form of laser that can hit its target almost 100% of the time.
The laser is fired in the form of a charged shot, The used charge which comes in the form of a rectangle is immediately ejected out of the ATLE via the rear compartment.