In any cases, if there is an important unit related to victory condition, it will have a shield mark.
These depends on the specific scenario.
- If the enemy boss is defeated.
- If your lord seizes a specific location.
- If each and all enemy units are defeated.
- If a certain character is alive for a certain number of turns.
- If your lord's HP falls to zero.
- If a certain character's HP falls to zero.