Games like Siralim 2
Games like Siralim 2 include Siralim 3, Stoneshard, Chained Echoes, Darkest Dungeon®, and Coromon. We matched them by the tags players give Siralim 2 on Steam (Creature Collector, Collectathon, Dungeon Crawler, RPG, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Siralim 3
Shared: Creature Collector · Collectathon · Dungeon Crawler

Stoneshard
Shared: RPG · Pixel Graphics · Turn-Based

Chained Echoes
Shared: RPG · Pixel Graphics · Turn-Based

Darkest Dungeon®
Shared: Dungeon Crawler · RPG · Turn-Based

Coromon
Shared: Creature Collector · Collectathon · Turn-Based

UnderMine
Shared: Dungeon Crawler · Pixel Graphics · RPG

Siralim
Shared: Creature Collector · Collectathon · Dungeon Crawler

Monster Sanctuary
Shared: Creature Collector · Pixel Graphics · RPG

Digimon Story Time Stranger
Shared: Creature Collector · RPG · Collectathon

FINAL FANTASY
Shared: RPG · Pixel Graphics · 2D

Tales of Maj'Eyal
Shared: Dungeon Crawler · Turn-Based · RPG

Aethermancer
Shared: Creature Collector · Turn-Based · Dungeon Crawler

Battle Chasers: Nightwar
Shared: RPG · Dungeon Crawler · Turn-Based

The Slormancer
Shared: Dungeon Crawler · Pixel Graphics · RPG

DELTARUNE
Shared: Pixel Graphics · RPG · 2D

The Binding of Isaac: Rebirth
Shared: Dungeon Crawler · Pixel Graphics · Indie

Shattered Pixel Dungeon
Shared: Dungeon Crawler · RPG · Turn-Based

Chronicon
Shared: Dungeon Crawler · Pixel Graphics · RPG

Knights of Pen and Paper +1 Edition
Shared: RPG · Turn-Based · Pixel Graphics

Path of Achra
Shared: RPG · Dungeon Crawler · Pixel Graphics

Hammerwatch
Shared: Dungeon Crawler · RPG · Pixel Graphics

Legend of Keepers: Prologue
Shared: Dungeon Crawler · RPG · Pixel Graphics

Swords and Souls: Neverseen
Shared: RPG · Turn-Based · 2D

Heroes of Hammerwatch II
Shared: RPG · Dungeon Crawler · Pixel Graphics