What are some alternatives?
When comparing Wrack: Exoverse and SiN Episodes: Emergence, you can also consider the following products
Doom - Doom is a science fiction horror-themed first-person shooter video game in which players assume the...
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GZDoom - ZDoom is a family of enhanced ports of the Doom engine for running on modern operating systems.
BioShock - Get the latest information on BioShock, BioShock 2, and BioShock Infinite
Quake - Quake is a series of first-person shooter video games released by id Software.
We Happy Few - We Happy Few combines the elements of Open World, Horror-Survival, and Rough-like.