Here is the full list of all 29 Unravel Two trophies - there are 12 bronze, 10 silver, 6 gold and 1 platinum.
Collect all trophies
Beat all of the bonus levels in under 45 minutes in one go
Beat any bonus level
Complete a level in co-op
Beat the gold medal time for At The Rapids
Complete At The Rapids in one go without dying
Travel from the island with the tables back up to the lifebouy in At the rapids
Travel between the two barrels in At the rapids without touching the water
Complete At The Rapids
Beat the gold medal time for Ashes To Ashes
Complete Ashes To Ashes in one go without dying
Make it between the two moose signs in Ashes to ashes without using any directional inputs
Complete Ashes To Ashes
Complete Is That All There Is in one go without dying
Beat the gold medal time for Is That All There Is
Complete Is That All There Is
Beat the gold medal time for Nightswimming
Survive 5 pike attacks in a row without using your lasso in the pike chase
Complete Nightswimming in one go without dying
Complete Nightswimming
Beat the gold medal time for Little Frogs
Complete Little Frogs in one go without dying
Complete Little Frogs
Beat the gold medal time for Hideaway
Complete Hideaway in one go without dying
Earn a medal for beating a time or not dying on any level
Complete Hideaway
Complete Foreign Shore
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