Games like Chasing Styx
Games like Chasing Styx include Vampire Survivors, Enter the Gungeon, Skul: The Hero Slayer, SANABI, and Dungeon Munchies. We matched them by the tags players give Chasing Styx on Steam (Free to Play, Action, Indie, Adventure, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Pixel Graphics · Indie

Enter the Gungeon
Shared: Bullet Hell · Pixel Graphics · Indie

Skul: The Hero Slayer
Shared: Action · Indie · Pixel Graphics

SANABI
Shared: Action · Pixel Graphics · Adventure

Dungeon Munchies
Shared: Action · Indie · Adventure

Exit the Gungeon
Shared: Action · Indie · Adventure

Bloody Hell
Shared: Bullet Hell · Indie · Free to Play

Terraria
Shared: Adventure · Pixel Graphics · 2D

Broforce
Shared: Action · Pixel Graphics · 2D

Relic Hunters Zero: Remix
Shared: Action · Free to Play · Adventure

ScourgeBringer
Shared: Action · Indie · Adventure

UFO 50
Shared: Indie · Action · Pixel Graphics

Hyper Light Drifter
Shared: Indie · Pixel Graphics · Adventure

Aimlabs
Shared: Free to Play · Action · Indie

CARRION
Shared: Action · Pixel Graphics · Indie

Shovel Knight: Treasure Trove
Shared: Indie · Pixel Graphics · Action

Gato Roboto
Shared: Indie · Action · Adventure

Archvale
Shared: Action · Adventure · Bullet Hell

Apex Legends™
Shared: Free to Play · Action · Adventure

The Final Station
Shared: Indie · Pixel Graphics · Adventure

Titan Souls
Shared: Indie · Action · Pixel Graphics

MO:Astray
Shared: Action · Indie · Adventure

Dead Cells
Shared: Adventure · Pixel Graphics · 2D

LUFTRAUSERS
Shared: Indie · Action · Bullet Hell