Sponsor tour mode
Successfully complete all the goals in the game, win two gold medals, and complete career mode with any skater.

Wolverine
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes with any character.

Shaun Palmer
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes five times, using a different character each time.

Mindy
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes seven times, using a different character each time.

The Zone level
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes two times, using a different character each time.

The Zone - Speed level
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes four times, using a different character each time.

The Zone - Rail level
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes six times, using a different character each time.

The Zone - Geo level
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes eight times, using a different character each time.

The Zone - Fan level
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes nine times, using a different character each time.

Trial mode point objectives
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes three times, using a different character each time.

Additional trick slots
Win a gold medal in a competition to unlock an additional trick slot. There four competitions for each default skater (one trick slot awarded per competition) and two competitions for each hidden skater (three trick slots awarded for first competition and one in the last competition).

Additional create-a-skater costumes
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes.

Alternate costumes
Win two gold medals in pro tour mode with any skater to unlock an alternate costume for that character. Successfully complete all the goals in the game and get all the gold medals in pro tour mode. Enter the skate shop screen and change Tony Hawk's outfit from A to B to play with the Tony Hawk's Pro Skater 2 version.

Skater videos
Successfully complete the game 100%, and get all gold medals with any skater to unlock his or her video.

Stud mode (maximum stats)
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes ten times, using a different character each time.

Perfect rail balance
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes eleven times, using a different character each time.

Unlimited special meter
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes twelve times, using a different character each time.

Perfect manual balance
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes thirteen times, using a different character each time.

Tiny skaters
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes fourteen times, using a different character each time.

Large skaters
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes seventeen times, using a different character each time.

Slow-motion mode
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes fifteen times, using a different character each time.

Turbo mode
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes sixteen times, using a different character each time.

Moon physics
Successfully complete all the goals in the game and get all the gold medals in pro and sponsor tour modes eighteen times, using a different character each time