ACHIEVEMENT - HOW TO UNLOCK Human Superiority (30 points) - Defeat the Expert computer opponent in Battle mode. Special Score (5 points) - Make an Emerald and a Star in the same game. Playing the Field (5 points) - Complete a game in each game mode. Top Off the Tank (5 points) - Fully charge each attack energy well in a single Battle. Hot Potato (10 points) - Defuse a single one of your opponent's bombs three times. Show No Mercy (10 points) - Use every type of attack in a single Battle. Battle Tested (10 points) - Beat the computer in Battle mode on any difficulty level. She's Gonna Blow! (15 points) - Create a chain reaction explosion of three or more special pieces. Really Special (20 points) - Make a Ruby. Ten Down (25 points) - Win ten Xbox Live Ranked matches. So Special it Hurts (25 points) - Make a Black Pearl. Marathon Master (40 points) - Complete Marathon mode by making a cluster, line or flower of Black Pearls.