itch.io

An international holiday celebrated on October 31st, some particularly common motifs of Halloween-themed works include costumes, horror, and magic or supernatural beings.

Pretty sure everything is indie on itch.io but just in case you want something extra indie.

Pixel Art refers to the charming, simplistic, retro/renaissance style of very-low-resolution graphics, such as from the 1977-1995 Atari, GameBoy, & Super Nintendo (SNES) eras.

Games where the primary goal is keeping the player character alive under harsh circumstances such as dwindling resources or a hostile environment.