Simplify the following text for a Grade 11 native English-speaking person.
Original: There are also hybrid games combining aspects of both pool and carom billiards , such as English billiards , American four-ball billiards , cowboy pool and bottle pool .
Simplified: There are also hybrid games combining traits of both pool and carom billiards , such as English billiards , American four-ball billiards , cowboy pool and bottle pool .