Here is the full list of all 12 How to Survive: Storm Warning Edition trophies - there are 7 bronze, 4 silver and 1 gold.
Complete a local or online challenge with another player.
Reach "Survival hobbyist" ranking tag. (Challenge mode).
Complete a challenge with a "S" ranking.
Complete the story mode in "Normal" difficulty.
Complete the story mode in "Iron Man" difficulty.
Complete the 12 secondary quests of Kovac's monkeys.
Find the 20 special plants of the Herbarium.
Enter Santa Barbara Island.
Enter La Sonada Island.
Enter La Vendida Island.
Unlock your first skill.
Achieve your first instant kill on a zombie.