Games like Crystallium
Games like Crystallium include Vampire Survivors, Death Must Die, Book of Demons, A Dance of Fire and Ice, and Crypt of the NecroDancer. We matched them by the tags players give Crystallium on Steam (Rhythm, Deckbuilding, Bullet Hell, RPG, and Visual Novel): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: Bullet Hell · 2D · RPG
Death Must Die
Shared: Bullet Hell · RPG · Action
Book of Demons
Shared: Deckbuilding · RPG · Dungeon Crawler
A Dance of Fire and Ice
Shared: Rhythm · Fantasy · 2D
Crypt of the NecroDancer
Shared: Rhythm · Dungeon Crawler · RPG
Just Shapes & Beats
Shared: Rhythm · Bullet Hell · Action
Hand of Fate 2
Shared: RPG · Deckbuilding · Action
Dragon Age™: The Veilguard
Shared: RPG · Fantasy · LGBTQ+
DELTARUNE
Shared: RPG · Bullet Hell · Fantasy
Hand of Fate
Shared: Deckbuilding · RPG · Fantasy
Enter the Gungeon
Shared: Bullet Hell · Dungeon Crawler · Roguelike
FINAL FANTASY XV WINDOWS EDITION
Shared: RPG · Fantasy · JRPG
DJMAX RESPECT V
Shared: Rhythm · Action · Casual
Magicraft
Shared: Bullet Hell · RPG · Deckbuilding
Touhou Danmaku Kagura Phantasia Lost
Shared: Rhythm · Action · Visual Novel
Slay the Spire
Shared: Deckbuilding · Roguelike · RPG
Slay the Spire 2
Shared: Deckbuilding · Roguelike · Early Access
Tower of Babel: Survivors of Chaos
Shared: Bullet Hell · Action · Early Access
Dragon's Dogma 2
Shared: RPG · Fantasy · Action
Torchlight II
Shared: RPG · Fantasy · Dungeon Crawler
ASTLIBRA Revision
Shared: RPG · Fantasy · 2D
Halls of Torment
Shared: Bullet Hell · RPG · Action
The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Fantasy · Action
Pyre
Shared: RPG · Visual Novel · Action