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