Simplify the following text for a Grade 11 native English-speaking person.
Original: MotorStorm holds the Guinness World Record for the biggest variety of vehicles in a racing game - players are in control of seven different types of vehicles throughout the game : bikes , ATVs , buggies , rally cars , racing trucks , mudpluggers and big rigs .
Simplified: Players can control seven different types of vehicles throughout the game including rally cars , big rigs , dirt bikes , ATVs , racing trucks , buggies and mudpluggers .