How to Beat "Secrets of the Deep" in Anno 2070

"Secrets of the Deep" is a DLC mission in Anno 2070 where the player has to explore the ocean depths and complete various tasks to uncover ancient secrets. Here are some tips on how to beat this mission:

1. Build a Strong Economy: The mission requires you to gather and spend a lot of resources. Build a strong economy to ensure a steady supply of resources. Build enough production buildings to meet the demand.

2. Explore the Depths: Use your submersibles to explore the ocean depths and gather resources like volcanic sulfur, rare earth, and shale oil. These resources are needed to complete the mission objectives.

3. Protect Your Submersibles: The ocean depths are full of dangers, including hostile creatures and underwater mines. Protect your submersibles by equipping them with weapons and shields.

4. Build Defense Systems: Build defensive structures like laser towers and missile launchers to protect your underwater bases from enemy attacks.

5. Complete the Objectives: The mission objectives are presented to you as you progress through the mission. Complete each objective to unlock new ones and move closer to completing the mission.

6. Watch Your Energy Consumption: Energy is a valuable resource in this mission. Watch your energy consumption and build enough energy production facilities to ensure you have enough power to run your base.

7. Research Technologies: Research new technologies to unlock new buildings and upgrades that can help you complete the mission objectives more efficiently.

8. Keep an Eye on Your Competitors: You are not the only one exploring the ocean depths. Keep an eye on your competitors and be prepared to defend yourself if necessary.

By following these tips, you should be able to beat "Secrets of the Deep" in Anno 2070.