Rare earth, an essential resource, can be used to upgrade the base, complete missions, and research.
You can get Rare Earth items by completing daily tasks, purchasing packs, and participating in events. Also, you can take them as rewards for defeating the rebel forces, or as a reward when you collect any resource from the resources locations
Note:
You can get Rare Earth items by completing daily tasks, purchasing packs, and participating in events. Also, you can take them as rewards for defeating the rebel forces, or as a reward when you collect any resource from the resources locations
Note:
The Rare earth will appear next to the resource slot when your level reaches 35.