Into The Depths is a simulation game that invites players to lead an expedition into a mysterious underground world teeming with challenges and resources. Players are tasked with building settlements, gathering essential resources, and exploring the vast reaches of this dark environment. The game emphasizes strategic planning, requiring players to draw various cards each turn to establish their outposts and manage their resources effectively.

As players progress, they must balance their focus on harvesting food, conducting research, and amassing wealth to ensure survival. The game allows for investments in technology, which can enhance gameplay by introducing new powerful cards and boosting income. With the increasing complexity of managing a growing settlement, players will find that maintaining rations becomes as crucial as accumulating wealth in their quest to thrive in the Depths.