Successfully complete one of the following tasks to get a trophy:

Iced Out (Gold): Upgrade one JAM Challenge to Diamond level.
Arena Vet (Silver): Earn 10 total Arena Medals.
Platinum Plus (Silver): Upgrade three JAM Challenges to Platinum level.
Shot Caller (Silver): Reach Level 25.
Thanks for the Love (Bronze): Watch the Credits until the end.
Half-Time (Bronze): Win 60 different Road Trip games.
Road Trippin' (Silver): Complete Road Trip.
If You Wanna Be a Baller (Bronze): Reach Level 5.
Jam Sesh (Bronze): Participate in five JAM Now games.
Razzle Dazzle (Bronze): As a team, sink five Razzle Dazzle shots in Road Trip or Online Arena.
Bronzed Out (Bronze): Upgrade five JAM Challenges to Bronze level.
Arena Noob (Bronze): Earn one Arena Medal.