Here is the full list of all 30 Star Wars Episode I Racer trophies - there are 15 bronze, 8 silver, 6 gold and 1 platinum.
Earn all trophies.
Purchase all of the best upgrades.
Complete a Mirrored Race.
Hit 10 enemies with Sebulba's weapon.
Complete Invitational Podracing Circuit.
Finish all races in first place.
Win a race with Sebulba.
Unlock Bozzie Baranta.
Complete a Boost Start.
Unlock Slide Paramita.
Complete Galactic Podracing Circuit.
Unlock Sebulba.
Repair your engines from "warning" back to stable as Anakin.
Complete Semi-Pro Podracing Circuit.
Max out your Pit Droid Crew.
Unlock "Bullseye" Navior.
Unlock Wan Sandage.
Complete Amateur Podracing Circuit.
Reach 1000 MPH.
Unlock Fud Sang.
Purchase your first upgrade.
Unlock Aldar Beedo.
Taunt during a boost.
Unlock Teemto Pagalies.
Finish your first race.
Come in first place.
Reach 700 MPH.
Taunt your opponents.
Set a new lap record.
Perform a boost.