Just look at credits
Host a multiplayer game for the first time
Wreck an opponent as a shooter
Hit the windshield of a driver
Hit the tires of a driver
Win a game in Single Player
Wreck your vehicle
Get the missile launcher for the first time
Deploy mines for the first time
Activate a turret downgrade powerup
Shoot and takeover an enemy turret
Join a multiplayer game for the first time