Marathon Tin Medal - GamerScore 5:
Get 100,000 points playing Marathon.

Eraser Bronze Medal - GamerScore 10:
In Single Player clear 8 Target Lines in under 1:30 playing Eraser.

Race Bronze Medal - GamerScore 10:
In Single Player clear 40 Target Lines in under 4:00 playing Race.

Score Bronze Medal - GamerScore 10:
In Single Player get 25,000 points in under 10:00 playing Score.

Ultra Bronze Medal - GamerScore 10:
Get 5,000 points playing 1 minute Ultra.

Marathon Bronze Medal - GamerScore 10:
Get 200,000 points playing Marathon.

Cascade Bronze Medal - GamerScore 10:
Get 100,000 points playing Cascade.

Hotline Bronze Medal - GamerScore 10:
Get 25,000 points playing Hotline.

Go Low Bronze Medal - GamerScore 10:
Get 30,000 points playing Go Low.

Marathon Silver Medal - GamerScore 15:
Get 250,000 points playing Marathon.

Ultra Silver Medal - GamerScore 15:
Get 12,500 points playing 1 minute Ultra.

Race Silver Medal - GamerScore 15:
In Single Player clear 40 Target Lines in under 3:00 playing Race.

Rollin On Spinnas - GamerScore 15:
Pulled off the infamous T-Spin playing Marathon.

Go Low Silver Medal - GamerScore 15:
Get 40,000 points playing Go Low.

Cascade Silver Medal - GamerScore 15:
Get 200,000 points playing Cascade.

Hotline Silver Medal - GamerScore 15:
Got 50,000 points playing Hotline.

Eraser Silver Medal - GamerScore 15:
In Single Player clear 8 Target Lines in under 1:15 playing Eraser.

Score Silver Medal - GamerScore 15:
In Single Player Get 25,000 points in under 7:30 playing Score.

Back to Back - GamerScore 15:
In Single or Double player do 2 Tetrises or T-Spins without clearing any Target Lines in between in Marathon.

Give Em Twenty - GamerScore 20:
Send 20 Target Lines in a Xbox Live game.

Cascade Gold Medal - GamerScore 25:
Score 300,000 points playing Cascade.

Hotline Gold Medal - GamerScore 25:
Got 100,000 points playing Hotline.

Go Low Gold Medal - GamerScore 25:
Get 50,000 points playing Go Low.

Marathon Gold Medal - GamerScore 25:
Get 350,000 points playing Marathon.

Ultra Gold Medal - GamerScore 25:
Get 25,000 points playing 1 minute Ultra.

Score Gold Medal - GamerScore 25:
In Single Player get 25,000 points in under 4:00 playing Score.

Race Gold Medal - GamerScore 25:
In Single Player clear 40 Target Lines in under 2:00 playing Race.

Eraser Gold Medal - GamerScore 25:
In Single Player clear 8 Target Lines in under 1:00 playing Eraser.

Back to Back and Back Again - GamerScore 25:
In Single or Double player do 3 Tetrises or T-Spins in a row (Back to Back to Back) playing Marathon.

Live Playa - GamerScore 30:
Win an Xbox Live game.

Ludicrous Speed - GamerScore 30:
Clear a line on Level 15.

T-Spin Deluxe - GamerScore 30:
Pull off a T-Spin 2-Line Clear playing Marathon.

all about the Hamiltons - GamerScore 30:
Get 100,000 points with Fill Rate set to High in

Old Skool Back to Back - GamerScore 50:
Get 2 Tetrises in 2 drops playing Marathon.

Went Low - GamerScore 50:
Clear the Matrix completely playing Go Low.

Take it Off the Top - GamerScore 50:
Clear line 20 of the Matrix.

'A' For Effort - GamerScore 50:
In Single Player play 100 games.

Big Ol Cascade - GamerScore 50:
Trigger 8 or more Cascade Target Line Clears with a single drop.

Dirty South Style Back to Back - GamerScore 75:
Get 3 Tetrises in 3 drops playing Marathon.

Marathon Platinum Medal - GamerScore 75:
Get 500,000 points on Marathon.