Games like Knighty Night
Games like Knighty Night include Enter the Gungeon, Shape of Dreams, Rogue: Genesia, Minecraft Dungeons, and Assault Android Cactus+. We matched them by the tags players give Knighty Night on Steam (Bullet Hell, Hack and Slash, Twin Stick Shooter, 2D Platformer, and Dungeon Crawler): closest matches first, and among equally close ones the better-known games.

Enter the Gungeon
Shared: Bullet Hell · Dungeon Crawler · Twin Stick Shooter

Shape of Dreams
Shared: Hack and Slash · PvE · Dungeon Crawler

Rogue: Genesia
Shared: Bullet Hell · Twin Stick Shooter · PvE

Minecraft Dungeons
Shared: Hack and Slash · Dungeon Crawler · Adventure

Assault Android Cactus+
Shared: Bullet Hell · Twin Stick Shooter · Shooter

Minishoot' Adventures
Shared: Bullet Hell · Twin Stick Shooter · Top-Down

Exit the Gungeon
Shared: Bullet Hell · Arcade · 2D Platformer

Waves
Shared: Bullet Hell · Twin Stick Shooter · Shooter

Warhammer 40,000: Shootas, Blood & Teef
Shared: Bullet Hell · 2D Platformer · Twin Stick Shooter

Last Epoch
Shared: Hack and Slash · Dungeon Crawler · Top-Down

Diablo® IV
Shared: Hack and Slash · Dungeon Crawler · PvE

KILL KNIGHT
Shared: Bullet Hell · Hack and Slash · Twin Stick Shooter

Wolcen: Lords of Mayhem
Shared: Hack and Slash · Dungeon Crawler · Adventure

Sektori
Shared: Twin Stick Shooter · Bullet Hell · Arcade

Crab Champions
Shared: Bullet Hell · Arcade · 3D

Rotwood
Shared: Hack and Slash · Dungeon Crawler · PvE

Nex Machina
Shared: Bullet Hell · Twin Stick Shooter · Arcade

Army of Ruin
Shared: Bullet Hell · Hack and Slash · Shooter

Rise & Shine
Shared: Bullet Hell · 2D Platformer · Twin Stick Shooter

Dungeons of Sundaria
Shared: Hack and Slash · Dungeon Crawler · PvE

Deep Rock Galactic: Survivor
Shared: Bullet Hell · PvE · Top-Down

Minecraft Dungeons II
Shared: Hack and Slash · Dungeon Crawler · Adventure

Furi
Shared: Bullet Hell · Hack and Slash · Top-Down

Knightmare Tower
Shared: Bullet Hell · Hack and Slash · PvE