Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Back From the Brink ( 20 points )	Get out of a bases loaded jam (0 outs, no runs scored) on Pro or higher, in a non-simulated game.
Big Bang ( 30 points )	Leadoff the game with a Home Run on Pro or higher, in a non-simulated game.
EpidemiK ( 20 points )	Complete an online game against a 2K developer or a player who already has this achievement.
Hawkeye ( 10 points )	Draw a walk on a full count on Pro or higher, in a non-simulated game.
Round and Round We Go ( 30 points )	Bat around (all 9 players bat in the same inning) on Pro or higher, in a non-simulated game.
Upset Alert ( 10 points )	Use the Nationals in a completed ranked match.