Full list of all 20 R.B.I. Baseball 20 achievements worth 1,000 gamerscore. It takes around 12-15 hours to unlock all of the achievements on Xbox One.
1000 total RBIs.
Play a game in every ballpark.
Win a game against one team in every division against CPU or Online Ranked Mode.
Complete a 10-season Franchise (simming allowed).
Win a 9-Inning game NYY vs. NYM.
Win a 9-Inning game CLE vs. CIN.
Win a 9-Inning game OAK vs. SF.
Win a playoff series when down 0-3.
Win the HR Derby with a Classic or Legend player.
Hit a grand slam as a pinch hitter.
Hit a HR with fully charged bat power.
Advance a runner on a bunt.
Score 7 runs in an inning.
Record a strike out with a position player.
Strike out the side in a save situation.
Get 3 batters (entire side) out in 3 pitches.
Throw every pitch type in RBI 20 at least once.
3 outs fielded by the same fielder in 1 inning.
Record an out on a user controlled dive.
Successfully pick a runner off.