Successfully complete one of the following tasks to get a trophy:

The SSX Standard (Platinum): Earn all trophies.
Gear Pack (Silver): Collect all Gear Badges.
The Golden Campaign (Gold): Collect all World Tour Badges.
The Gold Miner (Gold): Collect all Explore Badges.
The Gold Spender (Gold): Collect all Global Events Badges.
The Tricker (Silver): Collect all Tricky Badges.
The Finish Line (Silver): Collect all Race Badges.
Survival Guide (Silver): Collect all Survive Badges.
Team SSX (Bronze): Unlock every member of Team SSX through World Tour (or purchase in Explore or Global Events).
Tree Hugger (Silver): Survive Trees Deadly Descent without equipping armor (in World Tour).
The Apple Theory (Silver): Survive Gravity Deadly Descent without equipping a wingsuit (in World Tour).
Do You See What I See (Silver): Survive Darkness Deadly Descent without equipping a headlamp or pulse goggles (in World Tour).
Ice To See You (Silver): Survive Ice Deadly Descent without equipping ice axes (in World Tour).
Buried Alive (Silver): Survive Avalanche Deadly Descent without equipping armor (in World Tour).
Playing Favorites (Silver): Reach level 10 with any character.
It's Cold Out Here (Silver): Survive Cold Deadly Descent without equipping a solar panel (in World Tour).
Rocky Road (Silver): Survive Rock Deadly Descent without equipping armor (in World Tour).
Caution Low Visibility (Silver): Survive Whiteout Deadly Descent without equipping pulse goggles (in World Tour).
That Was Easy (Bronze): Unlock all Game Modes.
I Am A Ghost (Bronze): Upload your first personal ghost.
Grindage (Bronze): Grind your first rail (not achievable in Tutorial).
Around The World (Bronze): Ride with all three Pilots with each member of Team SSX.
I Ain't Afraid of Snow Ghost (Silver): Beat a Friend's Rival Ghost in every Range (in Explore).
The Golden Trick IT (Silver): Earn your 1st Gold in a Trick Event (in Explore).
The Gold Standard (Silver): Earn your 1st Gold in a Race Event (in Explore).
Heart Of Gold (Silver): Earn your 1st Gold in a Survive Event (in Explore).
Peak-A-Boo (Bronze): Participate in a Global Event in every Peak.
Tag Team (Bronze): Earn a Bronze in a Trick Event with every member of Team SSX (in Explore).
Pass The Baton (Bronze): Earn a Bronze in a Race Event with every member of Team SSX (in Explore).
Leave No One Behind (Bronze): Earn a Bronze in a Survive Event with every member of Team SSX (in Explore).
Uberlesscious (Silver): Earn a Bronze Medal on a Trick Event in Explore without landing any Super Übers.
Who Needs Boost (Silver): Earn a Bronze Medal on a Race Event in Explore without using any boost.
I'm Alive! (Bronze): Rewind out of Death for the First Time (not achievable in Tutorial).
I'm Flying! (Bronze): Deploy your wingsuit for the first time (not achievable in Tutorial).
Gear Up! (Bronze): Make your first Gear Purchase.
Pass The Board Wax (Bronze): Make your first Board Purchase.
I Need A Boost (Bronze): Make your first Mod Purchase.