Well what better way to talk about previous Metal Gear titles, then starting with the original?
Tactical Espionage Action
"You have gone too far! TOO FAR!" -Big Boss
Release Date: July 7th, 1987
Game Company: Konami
Directed by: Hideo Kojima
In the year 1995, FOXHOUND Commander Big Boss sends in their best agent Gray Fox to investigate a top secret nuclear weapon in development at the fortress "Outer Heaven." But Gray Fox goes missing with his last message being "...Metal Gear..." Big Boss sends rookie Solid Snake in to find Gray Fox and finish his mission. But who is behind "Outer Heaven" this answer will surprised Snake.