In order for you to play Little Misfortune on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 18.10
Processor (CPU):
Intel(R) Core(TM) i5-6300U CPU @ 2.5 GHz
Memory (RAM):
8 GB RAM
Graphics Card:
Intel(R) HD Graphics 5500 (Broadwell GT2)
Storage:
7 GB available space