Kill 50 enemies using the Wraith with the force barrier engaged in the single player Campaign.

Get 10 one-hit head-shot kills with the shotgun in the single player Campaign.

Clear any of Area 1 - 12 without firing your gun.

Defeat 30 enemies with the Stun rod.

Win a Campaign, Racebox or Online race using each HUD style variation.

Obtain a medal for every cell in Vertigo.

Execute 100 successful barrel rolls.

Obtain a medal for every cell in Warped.

Obtain a medal for every cell in Uplift.

Obtain your first gold medal in the original Wipeout HD Race Campaign.

Obtain every weapon and weapon upgrade.

Kill all foot soldiers and enemy trucks on a Meet With Enemy sequence.

You unlocked the special ability of Roman's taxi.