Reach "Survival hobbyist" online ranking tag.
Complete a challenge with a "S" ranking.
Complete a local or online challenge with another player.
Complete the story mode in "Iron Man" difficulty.
Complete the story mode in "Normal" difficulty.
Find the 20 special plants of the Herbarium.
Complete the 12 secondary quests of Kovac's monkeys.
Enter Santa Barbara Island.
Enter La Sonada Island.
Enter La Vendida Island.
Unlock your first skill.
Achieve your first instant kill on a zombie.
