a planet is surrounded in portals leading to "the darkness". Also, caves and walls are coated in electrical tentacle- like protrusions, and blow dart- shooting structures and pink spikes can be seen all over, with jagged bone- like structures as well. There are also red vortexes, moving platforms, "lanterns", holes that send strong gusts of air and portals leading to complex tunnels with numeral gaps, barriers, and hazards, making it a highly unpredictable planet