Here is the full list of all 78 Out of the Park Baseball 18 achievements.
Have a player lead the league in BA
Reach the post-season
Pitch a shutout
Win the pitcher of the month
Closer strikes out the side
Record a 5-game win streak
Hit a walk-off HR
Strike out 10 batters in a game
Win the batter of the month
Get 5 hits in a game
Get 4 hits in a game
Hit 2 HR in a game
Score 4 runs in a game
Score 6 or more runs in a game
Get 5 RBI in a game
Score 6 runs in an inning
Score 20 runs in a game
Bat around in an inning
Get 6 or more hits in a game
Hit 3 HR in a game
Hit 4 HR in a game
Score 5 runs in a game
Get 8 RBI in a game
Get 10 or more RBI in a game
Strike out 15 batters in a game
Strike out 18 batters in a game
Hit a walk-off Grand Slam
Hit for the cycle
Pitch a no-hitter
Pitch a perfect game
Score 10 runs in an inning
Score 15 runs in an inning
Score 15 runs in a game
Score 30 runs in a game
Score 10 runs in a shutout
Score 15 runs in a shutout
Score 20 runs in a shutout
Win the rookie of the month
Win the MVP
Win the pitcher of the year award
Win the rookie of the year award
Win a fielder of the year award
Win the hitting triple crown
Win the pitching triple crown
Have a player lead the league in HR
Have a player lead the league in wins
Have a player lead the league in ERA
Trade for a recent all-star
Trade for a recent MVP winner
Record a 10-game win streak
Record a 15-game win streak
Sweep a playoff series
Reach the finals
Win the championship
Win the championship in a sweep
Win the championship on a low budget
Win the manager of the year award
500 Career Wins
1500 Career Wins
3000 Career Wins
Achieve a solid season score
Achieve a good season score
Achieve a top season score
Complete an Owner Goal
Successfully construct a dynasty for your owner
Complete all goals your owner tasks you with
First Game Win
First Series Sweep
First Quality Start
First Save
First Home Run
First Stolen Base
First Trade
First Free Agent Signing
First Draft Pick
First Contract Extension
First All-Star
First Player of the Week award