Games like Faith | God's Lost Will
Games like Faith | God's Lost Will include Terraria, Rust, Scrap Mechanic, The Forest, and Portal Knights. We matched them by the tags players give Faith | God's Lost Will on Steam (Adventure, Sandbox, Building, Crafting, and 2D Fighter): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: Sandbox · Adventure · 2D

Rust
Shared: Crafting · Building · Sandbox

Scrap Mechanic
Shared: Sandbox · Building · Crafting

The Forest
Shared: Adventure · Crafting · Building

Portal Knights
Shared: Adventure · Sandbox · Building

ARK: Survival Evolved
Shared: Adventure · Crafting · Building

鬼谷八荒 Tale of Immortal
Shared: Sandbox · Singleplayer · Adventure

TerraTech
Shared: Sandbox · Building · Crafting

Dune: Awakening
Shared: Adventure · Sandbox · Crafting

Satisfactory
Shared: Crafting · Building · Sandbox

Graveyard Keeper
Shared: Crafting · Sandbox · Adventure

Forager
Shared: Crafting · Sandbox · Adventure

Conan Exiles Enhanced
Shared: Building · Crafting · Sandbox

Starbound
Shared: Sandbox · Adventure · Crafting

Factorio
Shared: Sandbox · Crafting · Building

ARK: Survival Ascended
Shared: Adventure · Crafting · Building

Garry's Mod
Shared: Sandbox · Building · Singleplayer

Fallout 4
Shared: Adventure · Singleplayer · Sandbox

Raft
Shared: Crafting · Building · Adventure

My Time at Portia
Shared: Crafting · Adventure · Building

People Playground
Shared: Sandbox · 2D · Singleplayer

Valheim
Shared: Building · Crafting · Adventure

Enshrouded
Shared: Adventure · Crafting · Building

Don't Starve
Shared: Adventure · Crafting · Sandbox