Here is the full list of all 50 Monster Hunter: World trophies - there are 36 bronze, 11 silver, 2 gold and 1 platinum.
Reach hunter rank 100.
Hunt 500 large monsters.
Capture 50 monsters.
Obtain a gold crown for 10 or more monsters that appear from low or high rank.
Obtain a miniature crown for 10 or more monsters that appear from low or high rank.
Hunt 50 tempered monsters.
Capture a stiff, bristly creature.
Collect over 50 Guild Cards.
Possess 1,000,000 zenny.
Capture a fluffy, snuggly creature.
Obtain 100,000 research points.
Slay 50 elder dragons.
Capture a fish known as "the living fossil."
Capture a creature that glitters like a rainbow.
Complete your first arena quest.
Obtain five highly rare pieces of armor.
Complete 100 quests via multiplayer.
Complete 50 investigations.
Cook your first well-done steak.
Hunt your first tempered monster.
Solve the mystery of the Elder Crossing.
Record your first miniature crown for monsters that appear from low or high rank.
Respond to an SOS flare, and help complete 10 quests.
Complete 50 optional quests.
Hunt 100 large monsters.
Fire an SOS flare for the first time.
Complete a quest via multiplayer.
Earn the right to take on eight-star assignments.
Earn the right to take on seven-star assignments.
Catch your first fish.
Establish five camps.
Successfully guide Zorah Magdaros.
Move into an upgraded room.
Raise the proficiency of any Palico Gadget to level 10.
Earn the right to take on five-star assignments.
Capture your first monster.
Earn the right to take on four-star assignments.
Befriend your first Tailraider.
Record your first silver crown or higher for monsters that appear from low or high rank.
Complete your first investigation.
Earn the right to take on three-star assignments.
Earn the right to take on two-star assignments.
Mount your first monster.
Escape the Jagras pack by hiding in some shrubs.
Unlock all trophies for Monster Hunter: World.
Complete 50 arena quests.
Obtain five highly rare weapons.
Max out the research level (up to high rank) for many monsters.
Obtain a miniature crown for many monsters in your hunting log.
Obtain a gold crown for many monsters in your hunting log.