Games like GladiEATers
Games like GladiEATers include Mewgenics, Temtem, Digimon Story Cyber Sleuth: Complete Edition, Monster Train, and Into the Breach. We matched them by the tags players give GladiEATers on Steam (Creature Collector, Turn-Based Tactics, Roguelite, JRPG, and PvE): closest matches first, and among equally close ones the better-known games.

Mewgenics
Shared: Turn-Based Tactics · Roguelite · Turn-Based Strategy

Temtem
Shared: Creature Collector · Turn-Based Tactics · PvE

Digimon Story Cyber Sleuth: Complete Edition
Shared: Creature Collector · JRPG · Turn-Based Strategy

Monster Train
Shared: Roguelite · Turn-Based Tactics · Turn-Based Strategy

Into the Breach
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy

Monster Sanctuary
Shared: Creature Collector · Turn-Based Tactics · JRPG

Banner of the Maid
Shared: Turn-Based Tactics · Turn-Based Strategy · JRPG

Inkbound
Shared: Turn-Based Tactics · Roguelite · PvE

Darkest Dungeon® II
Shared: Turn-Based Tactics · Roguelite · Roguelike

Coromon
Shared: Creature Collector · JRPG · PvP

Lost Eidolons: Veil of the Witch
Shared: Turn-Based Tactics · Roguelite · JRPG

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

Legends of Kingdom Rush
Shared: Turn-Based Tactics · Roguelite · Turn-Based Strategy

Limbus Company
Shared: Turn-Based Tactics · Turn-Based Strategy · RPG

Brutal Orchestra
Shared: Roguelite · Turn-Based Tactics · RPG

Legend Creatures(传奇生物)
Shared: Roguelite · Roguelike · Creature Collector

Dungeon Rushers
Shared: Roguelite · Turn-Based Strategy · Roguelike

Beastieball
Shared: Creature Collector · Turn-Based Tactics · PvP

Cassette Beasts
Shared: Creature Collector · JRPG · RPG

9 Kings
Shared: Roguelite · RPG · Roguelike

STAR WARS Zero Company™
Shared: Turn-Based Tactics · Turn-Based Strategy · PvE

Super Robot Wars 30
Shared: JRPG · Turn-Based Tactics · RPG

XCOM 2
Shared: Turn-Based Tactics · Strategy · RPG

Aethermancer
Shared: Creature Collector · JRPG · Roguelike