Complete Park Shutdown

Collect an Amber Brick

Complete a Dropping Rummage

Complete the game on hardest possible settings

Find all 6 Relics

Complete the Andaman Sea Expedition

Beat all three Speed Demon challenges

Drive from the top of Valgrind to the bottom in under 50 seconds

Find 100 Treasures

Kill five enemies by running over them with the motorcycle

Find 3 Relics

Earn all three Swan Diver trophies

Kill three enemies with one grenade