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