ACHIEVEMENT - HOW TO UNLOCK Diamond necklace (15 points) - Get 5 diamond helmets in campaign mode. The Hero's Debut (5 points) - Complete 5 levels in campaign mode. Aspiring Hero (5 points) - Unlock access to World 3 in campaign mode. Simply Rotastic (5 points) - Do the Rotastic trick. This is No Lifestic! (50 points) - Get all gold helmets in campaign mode. The Jeweler (10 points) - Collect 5,000 jewels. The Butcher (20 points) - Kill 10 enemies in a row without losing a life during a multiplayer game. The Socialite (15 points) - Play 20 multiplayer games. Mini copper (30 points) - Get all copper helmets in campaign mode. Hero on the Rise (10 points) - Unlock access to World 5 in campaign mode. A New King is Crowned (25 points) - Unlock access to World 7 in campaign mode. The Ninja (10 points) - Kill 3 enemies in 4 seconds in a multiplayer game.