Games like SD GUNDAM BATTLE ALLIANCE
Games like SD GUNDAM BATTLE ALLIANCE include Granblue Fantasy: Relink, Warframe, GUNDAM BREAKER 4, Solo Leveling: ARISE OVERDRIVE, and Diablo® IV. We matched them by the tags players give SD GUNDAM BATTLE ALLIANCE on Steam (Mechs, Action RPG, Robots, Hack and Slash, and PvE): closest matches first, and among equally close ones the better-known games.

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

Warframe
Shared: Action RPG · RPG · Third Person

GUNDAM BREAKER 4
Shared: Mechs · Robots · Hack and Slash

Solo Leveling: ARISE OVERDRIVE
Shared: Action RPG · Anime · Hack and Slash

Diablo® IV
Shared: Action RPG · Hack and Slash · RPG

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

M.A.S.S. Builder
Shared: Mechs · Action RPG · Robots

ELDEN RING NIGHTREIGN
Shared: PvE · Online Co-Op · Action RPG

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

HELLDIVERS™ 2
Shared: PvE · Online Co-Op · Multiplayer

ELDEN RING
Shared: Action RPG · RPG · Third Person

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

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

GrandChase
Shared: Action RPG · PvE · Hack and Slash

ARMORED CORE™ VI FIRES OF RUBICON™
Shared: Mechs · Robots · Third Person

DragonSword : Awakening
Shared: Action RPG · Anime · RPG

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

DAEMON X MACHINA
Shared: Mechs · Robots · Anime

CODE VEIN
Shared: Action RPG · Anime · Third Person

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

GOD EATER 3
Shared: Anime · Hack and Slash · Action RPG

Monster Hunter: World
Shared: RPG · Action RPG · Third Person

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

The First Berserker: Khazan
Shared: Action RPG · Hack and Slash · Anime