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
Defeat all the National League teams
Defeat all the American League teams
You won the Tournament!
You hit a home run with a pitcher
You hit a turbo home run in IRKEN FIELD!
Hit a turbo home run in Frosty Freeze Field
You hit a turbo home run in Ghost Zone Stadium!
You won by only hitting singles
You won a 9-inning game in showdown mode
Hit a walk-off home run
Hit a turbo home run in Yolkus Stadium
Win a Distance Derby Round in Single Player
A single player accounted for 10 or more RBI in one game
Hit for the cycle
Hit a Grand Slam
Load the Bases
You won a game by 10 or more runs!
You hit consecutive home runs with the same player in two at-bats in the same game!
You chased the opposing team's starting pitcher in the first inning!
Pulled off a Double Play
Hit a turbo home run in Air Temple Courtyard
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!
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!
Gain an RBI from a bunt
Hit a turbo home run in the Poseidome
You had a 1, 2, 3 inning with a single pitcher
Throw a turbo strikeout