There may be many Remnant 2 users who don’t know the guide on how to get the ring behind the basement door of the Hidden Ones in Remnant 2. Now the editor of Sourcecode.com will compile the "How to get the ring behind the basement door of the Hidden Ones in Remnant 2". If you are interested, please read on. Take a look, maybe it can help you.
Go inside and there will be a robot boss. Lead him to the door, or lead him to the bottom of his health. The boss should open the door and recruit mobs.
Wait inside the second pillar station. After a while, you will turn to another road. Go in and get the key.
This concludes the guide on how to obtain the ring behind the basement door of the Hidden Man in "Remnant 2". I believe you can easily solve this problem as long as you follow the above steps. If you want to know more about the strategy of Ruin 2, please stay tuned.