Noun: Someone who religiously plays Fifa, but has never kicked an actual soccer ball. Thus, when they are not wasting their time playing Fifa, they are talking about how good certain players are, and acting like they have a comprehension of the game, when in fact they don't.
John: I love Christiano Ronaldo because he has 95 speed and 98 kick power.
Will: What the fuck are you talking about?
Jim: He doesn't know what he's talking about, he's a typical Fifa Warrior.