A good sport and vehicular combat game with a multiplayer mode is Psyonix's Rocket League. It came out in 2015 and is rated E (for everyone).
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{"name": "Rocket League", "release_year": "2015", "developer": "Psyonix", "esrb": "E (for Everyone)", "genres": "sport, vehicular combat", "has_multiplayer": "yes", "intention": "inform"}
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