Simplify the following text for a Grade 15 native English-speaking person.
Original: 20th Century Fox Games ( or Fox Interactive ) is a video game publisher and developer mainly concerned with titles based on 20th Century Fox properties , such as The Simpsons , Family Guy , Futurama , the Alien and Predator film franchises , Independence Day , Charmed , Buffy the Vampire Slayer , The X-Files , Avatar , 24 , the Ice Age trilogy of films and the Die Hard series of films .
Simplified: Fox Interactive ( now known as 20th Century Fox Games ) is a video game publisher and developer who makes titles based on 20th Century Fox franchises , such as The Simpsons , Family Guy , Futurama , Buffy the Vampire Slayer , The X-Files and many more .