Carmageddon: Max Damage
29 Achievements
GOG
Ooh, You Mean There's More..?
Unlock Chapter 2 in the Career
64.4%
How to unlock the Ooh, You Mean There's More..? achievement in Carmageddon: Max Damage - Definitive Guide
Story related, can't be missed.
Just keep winning events to gain credits to unlock the next stage.