Here is the full list of all 51 NBA 2K21 trophies - there are 38 bronze, 10 silver, 2 gold and 1 platinum.
Score 30 points in a MyCAREER NBA game
Play a game with two players who form a duo in MyTEAM
Complete any Spotlight Challenge set in MyTEAM
Collect a player card of every gem color in MyTEAM
Get 5 steals in a MyCAREER NBA game
Get 5 blocks in a MyCAREER NBA game
Get 5 offensive rebounds in a MyCAREER NBA game
Apply a Hall of Fame badge to any player in MyTEAM
Get 3 blocks in a MyCAREER NBA game
Make 10 Green Release shots in any game
Evolve an Evolution player in MyTEAM
Create a jump shot in MyCAREER
Record a triple-double in a MyCAREER NBA game
Get 10 assists in a MyCAREER NBA game
Score 20 points in a MyCAREER NBA game
Make 5 three-pointers in a MyCAREER NBA game
Be named Player of the Game in a MyCAREER NBA game
Record a double-double in a MyCAREER NBA game
Activate your MyPLAYER’s Takeover Meter
Get 3 offensive rebounds in a MyCAREER NBA game
Get 3 steals in a MyCAREER NBA game
Get 10 defensive rebounds in a MyCAREER NBA game
Enter the Beach Life MyCOURT in MyCAREER
Enter the arcade in MyCAREER
Make 5 free throws in a MyCAREER NBA game
Get 5 assists in a MyCAREER NBA game
Score 10 points in a MyCAREER NBA game
Play an NBA game in MyCAREER
Get drafted to an NBA team in MyCAREER
Declare for the draft in MyCAREER
Make it to college in MyCAREER
Play a game in MyGM
Accept a Trade in MyLEAGUE
Create a Pair of Shoes with Shoe Creator
Play a WNBA Quick Game
Win any game by more than 10 points
Win a game by more than 20 points
Make 5 Green Release shots in any game
Make 10 three-point shots in any one game
Make 1 Green Release shot in any game
Make an on-the-fly defensive coaching adjustment during any game
Select and watch an Episode of 2KTV
Acquire a card on The Exchange
Level up during any Season in MyTEAM
Earn every trophy in NBA 2K21
Perform an emote from a vehicle in MyCAREER
Achieve an overall rating of 90 in MyCAREER.
Score or assist on half your team's points in a MyCAREER NBA game
Earn a season ring from any Season in MyTEAM
Earn all 594 stars in Domination mode in MyTEAM
Win 5 or more games of Limited in MyTEAM