Motor Wars 2 (Offroad Rage 2)
Control : mouse, movement - WASD, jump - space, turbo - Shift, reset - R
Creators of Offroad Rage come with second installment, currently in beta. Still missing a few things, but you can play it without problems. If you've played the first one, you know it is a great multiplayer shooter on cars. The task is clear, destroy opponents !