Full list of all 35 Nicktoons MLB achievements worth 1,000 gamerscore. It takes around 6-8 hours to unlock all of the achievements on Xbox 360.
Unlock all baseball cards
Win a Distance Derby Round in Single Player
You won a 9-inning game in showdown mode
Defeat all the National League teams
Defeat all the American League teams
You won the Tournament!
Hit a turbo home run in the Poseidome
You hit a home run with a pitcher
Hit a turbo home run in Yolkus Stadium
You won by only hitting singles
You chased the opposing team's starting pitcher in the first inning!
You hit a turbo home run in IRKEN FIELD!
Hit a walk-off home run
Hit a turbo home run in Frosty Freeze Field
A single player accounted for 10 or more RBI in one game
Pulled off a Double Play
Hit for the cycle
Gain an RBI from a bunt
You hit a turbo home run in Ghost Zone Stadium!
Earn a multi-hit game with one player
You won a Single-Player Game
You went six or more innings and allowed less than four earned runs with your starter
You never fell behind
All starters on your team earned at least one hit in Single Player mode
You earned at least 18 strikeouts in a single game!
You won a game by 10 or more runs!
Your starting pitcher went the distance in a 9-inning game!
Won a 9-inning game in a single-player game
You Pitched a Perfect Game!
Hit a Grand Slam
Load the Bases
You hit consecutive home runs with the same player in two at-bats in the same game!
Hit a turbo home run in Air Temple Courtyard
You had a 1, 2, 3 inning with a single pitcher
Throw a turbo strikeout