Players earn experience points for each game, and these go towards leveling up. (adweek.com)
The sole act of gaining experience points in order to rank up, unlocking new weapons, gear, and perks catered to a fantastic Role - Playing mentality. (afterstorygaming.com)
There are different routes that you can pick to get to the boss faster, but you'll be missing a lot of experience points for your team of fighters. (softpedia.com)