Monster or Creature Survival is a gamemode mod that adds two factions. Monsters and Survivors. As the monsters you start with some monster caves and train monsters by killing enemy units. (1 unit killed 1 monster point). As the Survivors you start with a survival camp with outposts and a ship train units by trading and buying with other resources with gold. Credits: All units aks slps and slp downloads
These are the only units and buildings that can be unlocked by chests
Advice! chests need to be manually destroyed to get them.
Note: The enemy can collect them too