Games like Three Skies Ascension
Games like Three Skies Ascension include Cassette Beasts, Digimon Story Cyber Sleuth: Complete Edition, Temtem, Persona 3 Reload, and Persona 5 Royal. We matched them by the tags players give Three Skies Ascension on Steam (Creature Collector, Dungeon Crawler, Party-Based RPG, Turn-Based Strategy, and Roguelike): closest matches first, and among equally close ones the better-known games.

Cassette Beasts
Shared: Creature Collector · Party-Based RPG · RPG

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

Temtem
Shared: Creature Collector · RPG · PvP

Persona 3 Reload
Shared: Party-Based RPG · RPG · Turn-Based Strategy

Persona 5 Royal
Shared: RPG · Story Rich · Party-Based RPG

Metaphor: ReFantazio
Shared: RPG · Turn-Based Strategy · Turn-Based Combat

Darkest Dungeon®
Shared: Dungeon Crawler · Roguelike · RPG

Clair Obscur: Expedition 33
Shared: RPG · Story Rich · Turn-Based Combat

Persona 4 Golden
Shared: Party-Based RPG · RPG · Story Rich

For The King II
Shared: Party-Based RPG · RPG · Turn-Based Strategy

For The King
Shared: RPG · Roguelike · PvP

Wartales
Shared: Turn-Based Strategy · RPG · Party-Based RPG

Digimon Story Time Stranger
Shared: Creature Collector · RPG · Party-Based RPG

Crown Trick
Shared: Dungeon Crawler · Roguelike · RPG

Darkest Dungeon® II
Shared: Dungeon Crawler · Roguelike · Party-Based RPG

Aethermancer
Shared: Creature Collector · Party-Based RPG · Roguelike

Our Adventurer Guild
Shared: Party-Based RPG · Turn-Based Strategy · Dungeon Crawler

In Stars and Time
Shared: RPG · Party-Based RPG · Story Rich

Solasta: Crown of the Magister
Shared: RPG · Story Rich · Party-Based RPG

Symphony of War: The Nephilim Saga
Shared: Turn-Based Strategy · RPG · Story Rich

FINAL FANTASY IV
Shared: Party-Based RPG · RPG · 2D

Stoneshard
Shared: Roguelike · RPG · Dungeon Crawler

Slice & Dice
Shared: Dungeon Crawler · Turn-Based Strategy · Roguelike

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