Games like Diablo® IV
Games like Diablo® IV include Path of Exile 2, Path of Exile, Grim Dawn, Last Epoch, and Torchlight II. We matched them by the tags players give Diablo® IV on Steam (Action RPG, Hack and Slash, Loot, Isometric, and RPG): closest matches first, and among equally close ones the better-known games.

Path of Exile 2
Shared: Action RPG · Hack and Slash · Loot

Path of Exile
Shared: Action RPG · Hack and Slash · Loot

Grim Dawn
Shared: Action RPG · Hack and Slash · Loot

Last Epoch
Shared: Action RPG · Hack and Slash · Loot

Torchlight II
Shared: Action RPG · Hack and Slash · RPG

Wolcen: Lords of Mayhem
Shared: Action RPG · Hack and Slash · Isometric

Torchlight III
Shared: Hack and Slash · RPG · Action RPG

Warhammer 40,000: Inquisitor - Martyr
Shared: Action RPG · Hack and Slash · Loot

Torchlight: Infinite
Shared: Hack and Slash · Action RPG · Loot

Minecraft Dungeons
Shared: Hack and Slash · Action RPG · Dungeon Crawler

Diablo II: Resurrected – Infernal Edition
Shared: Action RPG · Hack and Slash · RPG

Victor Vran ARPG
Shared: Action RPG · Hack and Slash · RPG

The Incredible Adventures of Van Helsing
Shared: Hack and Slash · Action RPG · RPG

Wayfinder
Shared: Action RPG · Loot · Online Co-Op

Monster Hunter: World
Shared: RPG · Multiplayer · Co-op

Granblue Fantasy: Relink
Shared: Action RPG · Hack and Slash · Online Co-Op

Warframe
Shared: Action RPG · RPG · Online Co-Op

No Rest for the Wicked
Shared: Action RPG · Hack and Slash · Online Co-Op

Warhammer: Vermintide 2
Shared: Hack and Slash · Online Co-Op · Co-op

MONSTER HUNTER RISE
Shared: Action RPG · Online Co-Op · RPG

Titan Quest II
Shared: Action RPG · Hack and Slash · RPG

ELDEN RING
Shared: Action RPG · RPG · Multiplayer

The Elder Scrolls Online - Standard Edition
Shared: RPG · Multiplayer · MMORPG

Torchlight
Shared: Action RPG · Hack and Slash · RPG