Games like BLADESTORM: Nightmare
Games like BLADESTORM: Nightmare include Mount & Blade II: Bannerlord, WARRIORS OROCHI 3 Ultimate Definitive Edition, DYNASTY WARRIORS 8 Empires, DYNASTY WARRIORS 9 Empires, and KurtzPel. We matched them by the tags players give BLADESTORM: Nightmare on Steam (Action, Strategy, Hack and Slash, Character Customization, and Medieval): closest matches first, and among equally close ones the better-known games.

Mount & Blade II: Bannerlord
Shared: Strategy · Medieval · Action

WARRIORS OROCHI 3 Ultimate Definitive Edition
Shared: Action · Strategy · Hack and Slash

DYNASTY WARRIORS 8 Empires
Shared: Action · Hack and Slash · Character Customization

DYNASTY WARRIORS 9 Empires
Shared: Action · Strategy · Character Customization

KurtzPel
Shared: Action · Character Customization · Anime

WARRIORS OROCHI 4
Shared: Action · Hack and Slash · Musou

Fate/EXTELLA LINK
Shared: Action · Hack and Slash · Anime

Mount & Blade: Warband
Shared: Strategy · Medieval · Action

GOD EATER 3
Shared: Action · Hack and Slash · Character Customization

FOR HONOR™
Shared: Action · Medieval · Hack and Slash

Granblue Fantasy: Relink
Shared: Hack and Slash · Action · Anime

Blood of Steel
Shared: Hack and Slash · Strategy · Medieval

MORDHAU
Shared: Medieval · Action · Hack and Slash

Wolcen: Lords of Mayhem
Shared: Hack and Slash · Action · Character Customization

DYNASTY WARRIORS 9
Shared: Action · Hack and Slash · Musou

BERSERK and the Band of the Hawk
Shared: Action · Hack and Slash · Anime

Monster Hunter: World
Shared: Action · Character Customization · Fantasy

SAMURAI WARRIORS 4-II
Shared: Action · Hack and Slash · Musou

Fate/EXTELLA
Shared: Action · Hack and Slash · Anime

One Piece Pirate Warriors 3
Shared: Action · Hack and Slash · Anime

NARUTO TO BORUTO: SHINOBI STRIKER
Shared: Action · Character Customization · Anime

ONE PIECE: PIRATE WARRIORS 4
Shared: Hack and Slash · Action · Anime

Crusader Kings III
Shared: Strategy · Medieval · Character Customization

GrandChase
Shared: Action · Hack and Slash · Character Customization