Games like The Last Sigil
Games like The Last Sigil include Hades, Hades II, Wolcen: Lords of Mayhem, ICEY, and Hero Siege. We matched them by the tags players give The Last Sigil on Steam (Action, RPG, Indie, Adventure, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Indie · Action · Hack and Slash

Hades II
Shared: Action · Roguelike · Hack and Slash

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

ICEY
Shared: Action · Hack and Slash · Adventure

Hero Siege
Shared: RPG · Hack and Slash · Action

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

Bastion
Shared: Action · Indie · RPG

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

Last Epoch
Shared: RPG · Hack and Slash · Action

Cat Quest
Shared: RPG · Adventure · Action

God of War Ragnarök
Shared: Action · RPG · Adventure

Dust: An Elysian Tail
Shared: Action · Indie · RPG

God of War
Shared: Action · Adventure · RPG

Skul: The Hero Slayer
Shared: Action · Indie · Roguelike

Warhammer 40,000: Inquisitor - Prophecy
Shared: Action · RPG · Adventure

Ravenswatch
Shared: Action · Roguelike · Indie

Juicy Realm
Shared: Action · Indie · Adventure

Children of Morta
Shared: Roguelike · Hack and Slash · RPG

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

Heroes of Hammerwatch II
Shared: RPG · Action · Roguelike

Bladed fury
Shared: Action · Indie · Adventure

Torchlight II
Shared: RPG · Hack and Slash · Action

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

Black Myth: Wukong
Shared: Action · RPG · Adventure