Here is the full list of all 13 NBA Playgrounds achievements.
Score 150 three-pointers
Activate 5 Lottery Picks in the same game
Unlock the first 150 players
Score from your backcourt without using a lottery pick
Win all 6 initial tournaments
Execute 50 alley-oops
Unlock the first 100 players
Score 100 dunks
Reach gold level with one player
Unlock the first 50 players
Score at the last second
Win your first game
Unlock all tournament challenges