Here is the full list of all 50 NBA 2K20 achievements.
Make 10 Green Release shots in a single game
Make 5 Green Release shots in a single game
Go on a 20-0 scoring run in a single game
Make 10 three-point shots in any one game
Win a game by more than 20 points
Take a 10 point lead into halftime
Outscore your opponent by 10 points in a single quarter
Win a game
Get more rebounds, blocks, and assists than your opponent
Win a game by more than 10 points
Make 1 Green Release shot in a game
Make an on-the-fly defensive coaching adjustment during a game
Score 10 points in a MyCAREER game
Score 20 points in a MyCAREER game
Score 50 points in a MyCAREER game
Get 5 assists in a MyCAREER game
Get 10 assists in a MyCAREER game
Get 15 assists in a MyCAREER game
Get 10 defensive rebounds in a MyCAREER game
Get 20 defensive rebounds in a MyCAREER game
Get 3 offensive rebounds in a MyCAREER game
Get 5 offensive rebounds in a MyCAREER game
Get 3 blocks in a MyCAREER game
Get 5 blocks in a MyCAREER game
Get 3 steals in a MyCAREER game
Get 5 steals in a MyCAREER game
Make 5 free throws in a MyCAREER game
Make 10 free throws in a MyCAREER game
Make 5 three-pointers in a MyCAREER game
Make 10 three-pointers in a MyCAREER game
Make 15 three-pointers in a MyCAREER game
Be named Player of the Game in MyCAREEER
Score or assist on half your team's points in a MyCAREER game
Record a double-double in a MyCAREER game
Record a triple-double in a MyCAREER game
Record a quadruple-double in a MyCAREER game
Activate your MyPLAYER’s Takeover meter in a MyCAREER game
Win A MyTEAM game with a starting lineup of Atlantic Division players
Win A MyTEAM game with a starting lineup of Central Division players
Win A MyTEAM game with a starting lineup of Southeast Division players
Win A MyTEAM game with a starting lineup of Northwest Division players
Win A MyTEAM game with a starting lineup of Pacific Division players
Win A MyTEAM game with a starting lineup of Southwest Division players
Collect a player card of every gem color in MyTEAM
Play a game with two players who form a duo in MyTEAM
Acquire a player with Tokens in MyTEAM
Reach the G.O.A.T. Collector Level in MyTEAM
Score the first 10 points of the game
Turn the ball over 10 fewer times than your opponent
Finish a game in which all 5 starters score double-digit points