Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Homecourt (50 points): Win a game of Smash & Dash (1-player, Standard rules, Veteran or harder).
Boogie (100 points): Win Smash & Dash with over 50% possession (1-player, Standard rules, Veteran or harder).
Army of Two (50 points): Win a game of Redzone Rush (1-player, Standard rules, Veteran or harder).
Icon (100 points): Score on every possession in Redzone Rush (1-player, Standard rules, Veteran or harder).
Airborne (25 points): Wall Hurdle to score a TD (Exhibition, 1-player, Standard rules, Veteran or harder).
Slippery (50 points): Hit 3 reversals, same player, same play (Exhibition, 1-player, Standard rules, Veteran or harder).
Need for Speed (50 points): Get a 40+ yd TD, no turbo or wall hurdles (Exhibition, 1-player, Standard rules, Veteran or harder).
Paradise (50 points): Get a TD on a play longer than 30 seconds (Exhibition, 1-player, Standard rules, Veteran or harder).
Playground (50 points): Score 56 points (Exhibition, 1-player, Standard rules, Veteran or harder).
Skate Through (100 points): Shutout a team on All Star or Legend (Exhibition, 1-player, Standard rules).
Tour Superstar (150 points): Complete Tour mode.

Additionally, there are three secret achievements:

Coast to Coast (100 points): Wall hurdle off both walls and score a touchdown.
Escape! (100 points): Perform two reversals with two players in one play.
Really? (25 points): Execute the same play four times in a row (Exhibition, 1-player, Standard rules, Veteran or harder).