ACHIEVEMENT - HOW TO UNLOCK One Man Army (40 points) - Destroy 300 Enemies. Rock'n'roll (20 points) - Complete world 1. Magic Mayhem (40 points) - Use earthquake magic for the first time. Reunited (20 points) - Do a Ninja Attack that uses all 5 mini ninjas. Rebounder (40 points) - Deflect 50 projectiles. This is Sparta (40 points) - Kick 100 enemies. Ninja Master (60 points) - Fully upgrade all skills. Specialist (20 points) - Fully upgrade a skill. All's Well That Ends Well (60 points) - Complete world 3. Furious Fowls (20 points) - Complete world 2. Score! (20 points) - Get a X10 score multiplier. You Are Ready (20 points) - Finish all tutorial levels.