Games like Necken
Games like Necken include Realm of the Mad God Exalt, Dead Cells, Peglin, Hades II, and Darkest Dungeon®. We matched them by the tags players give Necken on Steam (Exploration, Perma Death, Roguelite, Turn-Based, and Action RPG): closest matches first, and among equally close ones the better-known games.

Realm of the Mad God Exalt
Shared: Perma Death · Roguelike · Roguelite

Dead Cells
Shared: Roguelike · Roguelite · 2D

Peglin
Shared: Roguelite · Roguelike · Turn-Based

Hades II
Shared: Roguelite · Roguelike · Action

Darkest Dungeon®
Shared: Roguelike · Turn-Based · Turn-Based Combat

Noita
Shared: Roguelike · Perma Death · 2D

Vampire Survivors
Shared: Roguelite · 2D · Roguelike

Hades
Shared: Roguelite · Roguelike · Action

Skul: The Hero Slayer
Shared: Roguelite · Roguelike · 2D

Nordic Ashes: Survivors of Ragnarok
Shared: Exploration · Roguelite · Action RPG

Darkest Dungeon® II
Shared: Roguelite · Perma Death · Roguelike

Moonlighter
Shared: Roguelite · Roguelike · Action RPG

Crown Trick
Shared: Roguelike · Roguelite · Perma Death

Wall World
Shared: Roguelite · Exploration · Roguelike

Stoneshard
Shared: Roguelike · Turn-Based · 2D

Halls of Torment
Shared: Roguelite · Roguelike · Action RPG

Terraria
Shared: 2D · Exploration · Pixel Graphics

Heroes of Hammerwatch II
Shared: Action RPG · Roguelite · Roguelike

Legend Creatures(传奇生物)
Shared: Exploration · Roguelite · Roguelike

Death Must Die
Shared: Roguelite · 2D · Roguelike

The Binding of Isaac: Rebirth
Shared: Roguelike · Indie · 2D

Hero Siege
Shared: Action RPG · Roguelike · Pixel Graphics

Balatro
Shared: Roguelike · Roguelite · Turn-Based

Don't Starve
Shared: Perma Death · Exploration · Adventure