Games like Good Night, Knight
Games like Good Night, Knight include Moonlighter, UnderMine, Hades, Heroes of Hammerwatch II, and Wolcen: Lords of Mayhem. We matched them by the tags players give Good Night, Knight on Steam (RPG, Adventure, Procedural Generation, Dungeon Crawler, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

Moonlighter
Shared: Hack and Slash · Dungeon Crawler · RPG

UnderMine
Shared: RPG · Dungeon Crawler · Adventure

Hades
Shared: Hack and Slash · Indie · Roguelite

Heroes of Hammerwatch II
Shared: RPG · Dungeon Crawler · Adventure

Wolcen: Lords of Mayhem
Shared: RPG · Hack and Slash · Adventure

Children of Morta
Shared: Hack and Slash · RPG · Pixel Graphics

Stoneshard
Shared: RPG · Procedural Generation · Pixel Graphics

Dead Cells
Shared: Adventure · Hack and Slash · Pixel Graphics

Hades II
Shared: Hack and Slash · RPG · Roguelite

Heroes of Hammerwatch
Shared: RPG · Roguelite · Dungeon Crawler

Torchlight II
Shared: RPG · Hack and Slash · Dungeon Crawler

Streets of Rogue
Shared: RPG · Roguelite · Pixel Graphics

Delver
Shared: RPG · Dungeon Crawler · Indie

Dungeon Souls
Shared: RPG · Dungeon Crawler · Indie

Last Epoch
Shared: RPG · Hack and Slash · Adventure

Dungeons of Edera
Shared: RPG · Adventure · Dungeon Crawler

Hammerwatch
Shared: RPG · Dungeon Crawler · Indie

Hero Siege
Shared: RPG · Hack and Slash · Pixel Graphics

Grim Dawn
Shared: Hack and Slash · RPG · Dungeon Crawler

Chronicon
Shared: RPG · Dungeon Crawler · Hack and Slash

Middle-earth: Shadow of War
Shared: RPG · Adventure · Singleplayer

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

Dungeon of the ENDLESS™
Shared: RPG · Indie · Adventure

Mortal Sin
Shared: RPG · Dungeon Crawler · Hack and Slash