Complete 40 Single Player episodes.
Complete 30 Single Player episodes.
Continue playing to unlock this secret achievement.
Complete 10 co-op episodes.
Win 10 races in ranked online matches.
Win 10 survival games in ranked online matches.
Complete 15 Single Player episodes.
Complete 5 co-op episodes.
Complete an episode without dying in Single Player mode.
Complete an episode and obtain every gold piece in Single Player mode.
Complete one tutorial episode.
Complete all 50 Single Player episodes.