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