Vice City Stories is absolutely packed with unique upgrades, special vehicles and hidden weapons, all of which can be unlocked by completing the various side-missions and odd-jobs. Here's the full list.
Complete level 15 of the Paramedic side-mission and Vic will be able to run without getting tired.
Complete level 15 of the Beach Patrol side-mission and Vic can swim without fear of drowning.
Complete level 15 of the Fire Fighter side-mission and Vic will be impervious to flames.
Complete level 15 of the Air Rescue side-mission to increase the capacity of Vic's health meter.
Complete level 15 of the Vigilante side-mission to increase the capacity of Vic's armour meter.
Complete 50 fares (or earn $5,000, whichever comes first) on the Taxi Driver side-mission to be able to hop when driving any cab.
Bullet-proof BF Injection
Complete level 15 of the Beach Patrol side-mission and this vehicle will be available to buy at Sunshine Autos.
Bullet-proof stretch limo
Complete Reni's Kill Phil mission and this vehicle will be available to buy at Sunshine Autos.
Bullet-proof business vehicles
Take over all 30 businesses and the vehicles that spawn outside will all be bullet-proof.
Complete all the main story missions and a Hunter attack chopper will spawn at the airport.
Complete all the main story missions to unlock the doors on the Rhino tank located at the army base.
Free Pay 'n' Spray
Deliver all 32 cars to the Civil Asset Fortitude Impound Yard and all of the Pay 'n' Spray garages will be free to use.
Complete the Farewell to Arms mission for Gonzalez and you'll be able to buy this weapon from the Vice Point Mall Ammu-nation store.
Unlock rocket launcher
Complete the Turn On, Tune In, Bug Out mission for Lance and you'll be able to buy this weapon from the Ocean Beach Ammu-nation store.
Find and shoot 99 red balloons floating all over Vice City and this ultimate weapons will spawn at all your safe-houses.
Unlock Movie Viewer
Complete the game 100% and you can watch all the in-game cutscenes at the Clymenus Suite. To finish the game completely you must do all of the following things:
- Complete 59 main story missions
- Finish all side-missions (Taxi Driver, Paramedic, Beach Patrol etc)
- Beat every time trial (BMX, Quad Bike, Turismo etc)
- Earn maximum respect in all six business empires
- Find 99 red balloons, floating in the summer sky
- Perform 30 unique stunt jumps
- Carry out 30 rampages
- Deliver 32 cars to the impound yard