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