If you're outmatched, forfeit early. Damage taken during a forfeit is often lower and spread more randomly across the group than a full combat wipe.
Rare resources (like Mithril or Dragon Bone) must be researched before they can be gathered from the map, though you may find small amounts in loot caches earlier. Challenges and Skills Thea: The Awakening
Many experienced players prioritize spears (specifically Ancient Wood/Moonstone ) because they allow "skirmishing"—dealing damage during the preparation phase and then forfeiting to avoid counter-attacks. If you're outmatched, forfeit early