Here is the full list of all 10 The Huntsman: Winter's Curse trophies - there are 5 bronze, 4 silver and 1 gold.
Complete all main quests in Book 4
Obtain a boat
Complete all main quests in Book 3
Have Lew join your party
Complete all main quests in Book 2
Solve the Hedge Maze
Complete all main quests in Book 1
Find George's Cloak
Complete all main quests in Book 5
Help Elisabeth with her inner battle