The oversoul is a database of many related higher selves. The oversoul possesses all the information from the higher selves, with a more grand and holistic view. The oversoul can process information across different timelines, identify the nature of certain energy and predict future trends more accurately.
People with self-consciousness above 6D are likely to have enough capacity to resonate with the oversoul. The more you resonate with your oversoul, the quicker you can improve awareness, judgment, and wisdom.