Games like Infinite Arcana
Games like Infinite Arcana include Darkest Dungeon® II, Darkest Dungeon®, The Last Spell, Iratus: Lord of the Dead, and Mewgenics. We matched them by the tags players give Infinite Arcana on Steam (Strategy, Roguelite, Lovecraftian, RPG, and Turn-Based Tactics): closest matches first, and among equally close ones the better-known games.

Darkest Dungeon® II
Shared: Roguelite · Turn-Based Tactics · Lovecraftian

Darkest Dungeon®
Shared: RPG · Lovecraftian · Dark Fantasy

The Last Spell
Shared: Strategy · RPG · Turn-Based Tactics

Iratus: Lord of the Dead
Shared: Strategy · RPG · Roguelite

Mewgenics
Shared: Roguelite · Turn-Based Tactics · RPG

Stoneshard
Shared: Strategy · RPG · 2D

Slay the Spire
Shared: Strategy · Roguelite · Singleplayer

Roguebook
Shared: RPG · Strategy · Roguelite

Into the Breach
Shared: Strategy · Turn-Based Tactics · Roguelite

Vampire Survivors
Shared: Roguelite · 2D · Singleplayer

Legend Creatures(传奇生物)
Shared: Roguelite · Strategy · Indie

Balatro
Shared: Strategy · Roguelite · Singleplayer

9 Kings
Shared: Strategy · RPG · Roguelite

King Arthur: Knight's Tale
Shared: Turn-Based Tactics · RPG · Dark Fantasy

The Scroll of Taiwu : Beyond The Dome
Shared: RPG · Strategy · Singleplayer

FTL: Faster Than Light
Shared: Strategy · Singleplayer · Indie

XCOM 2
Shared: Strategy · RPG · Turn-Based Tactics

Brutal Orchestra
Shared: Strategy · Roguelite · RPG

Loop Hero
Shared: Roguelite · Indie · Strategy

Othercide
Shared: Strategy · Turn-Based Tactics · Roguelite

Home Behind
Shared: RPG · Strategy · Roguelite

We Who Are About To Die
Shared: Roguelite · Strategy · RPG

Hades
Shared: Roguelite · Indie · Singleplayer

Super Fantasy Kingdom
Shared: Strategy · RPG · Roguelite