Repel the Rifts is a roguelite tower defense game set on an alien world. As a Commander of a mining expedition gone awry, you must defend against relentless waves of inter-dimensional creatures emerging from mysterious rifts. Survive the nights, survey further into the unknown and track down the source of these rifts. Key Features Survey the Unknown Survey the unknown to expand the map. Different towers can benefit from different geography, so choose carefully Commander! Upgrade your Towers Purchase tower upgrades from a market that strengthen your towers and can even grant new effects. Discover different combinations and strategies every expedition! Discover alien Artifacts Collect powerful artifacts to augment your defense. Finding the right combinations can take your defenses to the next level! Commander Selection Choose from different commanders, each with their own three starting towers, abilities and passive. Each offers their own play style and strategy. Master them all! Challenge your defense in Endless Mode Survive 25 nights and enter Endless mode, testing the limits of your defenses!