Old Growth is a side mission in Control, which you can start after you've completed Threshold. Emily Pope will ask you to find her college Dr. Underhill, who is studying the mold growing beneath ...

Unlock your final exploration ability in Control — you just need to explore a disgusting pit full of mold. If you’re exploring the mysterious Oldest House thoroughly in Control, you’ll quickly ...

Fast travel to Central Research and look for the elevator shaft on the ground floor, at the end of an overgrown corridor with a yellow light at the end. Use Levitate at the bottom to ensure you don't ...