ACHIEVEMENT - HOW TO UNLOCK Speed Limit (10 points) - Complete a track having reached a speed of at least 250 mph. Can't Touch This (20 points) - Race all 8 tracks in one sitting and complete the final track with full shields. Full Arsenal (15 points) - Obtain all weapons at least once before exiting the game. Lead Foot Jr. (10 points) - Complete a course in 3 minutes or less. Lead Foot (20 points) - Complete all 8 courses in under 40 minutes. Only your best career times from each track are used. Arachnosplat! (10 points) - Successfully finish track 4 by killing the Giant Spider boss. Bot In The City (25 points) - Successfully finish track 8 by killing the City Transformer. You Maniacs! (50 points) - Finish track 8 in any multiplayer game and kill the City Transformer. Leader Of The Pack (15 points) - Save up to 1 million coins. Money Bags (5 points) - Collect 1000 coins. Tentacled And Dangerous (15 points) - Create or join a multiplayer ranked match and achieve the highest score. Plays Well With Others (5 points) - Win or lose, finish a race with another player online.