Games like Necrovoid
Games like Necrovoid include Rain World, Terraria, Look Outside, The Last Spell, and Symphony of War: The Nephilim Saga. We matched them by the tags players give Necrovoid on Steam (RPG, Turn-Based Strategy, Exploration, Tactical RPG, and 2D): closest matches first, and among equally close ones the better-known games.

Rain World
Shared: Exploration · Atmospheric · 2D

Terraria
Shared: 2D · Exploration · Pixel Graphics

Look Outside
Shared: RPG · Pixel Graphics · 2D

The Last Spell
Shared: Turn-Based Strategy · RPG · Tactical RPG

Symphony of War: The Nephilim Saga
Shared: RPG · Tactical RPG · Turn-Based Strategy

Disco Elysium - The Final Cut
Shared: RPG · Isometric · Atmospheric

The Banner Saga
Shared: Tactical RPG · Turn-Based Strategy · RPG

OMORI
Shared: RPG · Pixel Graphics · 2D

Fallout 4
Shared: RPG · Exploration · Atmospheric

Banner of the Maid
Shared: Turn-Based Strategy · RPG · Tactical RPG

Drova - Forsaken Kin
Shared: RPG · Exploration · 2D

Death Trash
Shared: Exploration · Pixel Graphics · Isometric

Wartales
Shared: RPG · Turn-Based Strategy · Tactical RPG

Warhammer 40,000: Rogue Trader
Shared: RPG · Turn-Based Strategy · Tactical RPG

Keep Driving
Shared: RPG · Pixel Graphics · Exploration

Pathway
Shared: Exploration · RPG · Tactical RPG

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: RPG · Exploration · Atmospheric

江湖十一
Shared: RPG · Exploration · Tactical RPG

Arco
Shared: RPG · Turn-Based Strategy · Exploration

Fallout: New Vegas
Shared: RPG · Exploration · Post-apocalyptic

OneShot
Shared: Pixel Graphics · Atmospheric · Exploration

Hyper Light Drifter
Shared: Pixel Graphics · RPG · Exploration

SUNLESS SEA
Shared: Exploration · RPG · Survival

Word Game
Shared: Exploration · RPG · 2D