Zodiac Tournament: MMA and Muay Thai outfits:
Find every Fire Opal Statue to unlock two new outfits. They both offer Brutality which increases melee damage by 40% but each one also offers a unique grapple attack.
Panau Island easter egg
While listening to the car radio you may hear a commercial for tourist spots such as the Three Kings Hotel and the Panau Falls Casino, both locations from Panau Island, the place where Just Cause 2 took place.
Reservoir Dogs easter egg
There is an outfit acquired from a lockbox named "Mr. Black" with a description of "Because you get to pick your own color." This is a reference to the movie Reservoir Dogs where the leader of the "Reservoir Dogs" named himself Mr. Black.
"Year Of The Snake" trophies:
Goodie Monster - Find all the Evidence Collectibles.
Bomb Squad - Complete the first mission.
Hong Kong's Finest - Complete all Secondary Content.
Cult Master - Defeat the cultists.
Health Shrines Appear on Mini-Map:
After the second popstar mission Amanda 'Amy' Cartwright will be outside your apartment. Amanda is an American hoping to become a writer and photographer. Take her on a brief tour of the city, visiting the Bam Bam Club and the Temple and ending at the martial arts dojo where you must do the training exercise to complete the mission. You can then call Amanda for a proper date where you must take photos of Amanda to complete the date. Unclaimed Health Shrines will now appear on the mini-map. For every five health shrines you collect your max hit points will be increased by 10%.
Jade Statues appear on Mini-Map:
You will meet Tiffany Kim during the 'Bam Bam Club' mission. She works as a hostess at Club Bam Bam and usually sings karaoke with customers and invites special guests into the VIP section of the club. Complete the 'Bam Bam Club' mission to get her number, then call her in the afternoon or evening. Meet her at the Bam Bam Club and sing a song scoring 90% or higher to finish the mission and have unclaimed Jade Statues appear on the mini-map.
Spy Cameras appear on Mini-Map:
During the 'Listening In' mission you will meet Not Ping. She works at the local North Point electronics and hardware store, Ping PC. Not Ping is a pro in high-tech electronics and in hacking security systems. After the 'A Big Betrayal' mission she will call you and take you to an area to hack a camera. Hack the camera to complete the mission and have Spy Cameras appear on the mini-map.
Rico's Just Cause 2 costume:
To unlock Rico's outfit in Wei's closet, have a saved game file for Just Cause 2. This costume lets you stunt hijack farther.
Minor Face - Achieve Face Level 2.
Gaining Face - Achieve Face Level 5.
Great Face - Achieve Face Level 10.
Fashion Statement - Change all your clothes in your wardrobe or a clothing store.
Stuntman - Successfully perform an action hijack.
A Slap in the Face - Kill someone with a fish.
Take A Bite Out Of Crime - Complete a Case.
Man Around Town - Visit Aberdeen, Central, Kennedy Town and North Point.
Foodie - Try 10 different foods or drinks.
Environmentalist - Perform 5 unique environmental kills.
Gadgetman - Pick a lock, plant a bug, trace a phone, crack a safe, and take over a spy camera.
Safe Driver - Cruise for 2 minutes straight without damaging your car.
Gun Nut - Use 10 different firearms to defeat enemies.
Whatever's Handy - Use 10 different melee weapons to defeat enemies.
Tourist - Win a bet on a cockfight.
Infowlable - Win 50,000 on a single cockfight.
Kleptomaniac - Hijack 5 trucks and collect their cargo.
Sharpshooter - Shoot out a cop's tires while fleeing in a police chase.
Event Driven - Complete half of the open world events.
Event Planner - Complete all of the open world Events.
Wei of the Road - Complete all Street Races.
Ultimate Fighter - Unlock ten Triad Upgrades.
Super Cop - Unlock ten Cop Upgrades.
North Point Scavenger - Unlock every lockbox in North Point.
Central Scavenger - Unlock every lockbox in Central.
West End Scavenger - Unlock every lockbox in Kennedy Town and Aberdeen.
Bounty Hunter - Complete all of Roland's Jobs.
Karaoke Superstar - Achieving 90% and above for all songs at the Karaoke Bars in HK.
Hong Kong Super Hacker - Hack every Security Camera in the game.
Fashion Victim - Purchase all clothing.
Spiritual Healing - Pray at all of the Health Shrines.
Auto Enthusiast - Purchase all vehicles.
Slight Silver - Achieve 5 Silver Stat Awards.
Substantial Silver - Achieve 15 Silver Stat Awards.
Strike Gold - Achieve 1 Gold Stat Award.
Gold Rush - Achieve 5 Gold Stat Awards.
Rookie - Complete 10% of all missions, cases, favors, events, jobs and races.
Officer - Complete 25% of all missions, cases, favors, events, jobs and races.
In With the Gang - Complete Night Market Chase.
That'll Show 'em - Complete Payback.
Martial Law - Defeat all 4 Martial Arts Clubs
Case Closed - Complete all cases.
Mr. Nice Guy - Complete all Favors.
Solid Silver - Achieve 30 Silver Stat Awards.
Golden Touch - Achieve 15 Gold Stat Awards.
Detective - Complete 50% of all missions, cases, favors, events, jobs and races.
A Big Betrayal - Complete Dockyard Heist.
Big Smiles All Around - Complete Big Smile Lee.
Pure Gold - Achieve 30 Gold Stat Awards.
Chief Inspector - Complete 100% of all missions, cases, favors, events, jobs and races.
Hong Kong Legend - Earn all Bronze, Silver, and Gold trophies.
"Nightmare In North Point" trophies:
Cursed Gold - Achieve 5 Gold Awards.
Pet Cemetery - Send Dogeyes, Ratface and Ponytail back to Hell.
Ghosts and Stuff - Complete all secondary content.
Hell Money - Find all the money shrines.
I Can Haz Banishment - Banish Smiley Cat.