Here is the full list of all 47 Soccer Manager 2020 achievements.
Win the top division in England
Win the top division in Spain
Win the top division in Germany
Win the top division in Italy
Win the top division in France
Gain promotion
Win the European champions cup
Play an entire season without losing a single league game
Purchase a player for £60 million or more
Upgrade a stadium to over 100,000 capacity
Sign a player
Sell a player
Play a match and do not concede a goal
Play 10 games without conceding a goal
Play 20 games without conceding a goal
Win a top flight domestic cup
Have one of your players win the league golden boot
Have one of your players win the league golden glove
Have one of your players win the league playmaker
Have one of your players win the league player of the year
Have one of your players win the league young player of the year
Fine a player
Heal player
Boost a players fitness
Boost a players morale
Reduce a players suspension with boosts
Get a player in team of the month
Get a player in team of the year
Get 3 player in team of the year
Get 5 player in team of the year
Get your first win
Win 5 consecutive games
Obtain a 5 star training facility rating
Obtain a 5 star Club zone facility rating
Obtain a 5 star Scouting facility rating
Obtain a 5 star Youth facility rating
Sell a player for 60 million or more
Accept a job offer from a higher rated club
Open a club mega store
Score 100 points in a season
Win the Top Division three seasons running
Lose a game by 3 goals
Take part in a game that has 10 goals scored
Win a league either in north or south America
Your team has scored 100+ goals in a season
Finish a season unbeaten at home
Finish a season unbeaten away