Games like Geon
Games like Geon include Clair Obscur: Expedition 33, FINAL FANTASY, FINAL FANTASY VI, LISA: The Painful, and DELTARUNE. We matched them by the tags players give Geon on Steam (RPG, JRPG, Exploration, 2D, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Clair Obscur: Expedition 33
Shared: RPG · JRPG · Exploration

FINAL FANTASY
Shared: RPG · JRPG · Pixel Graphics

FINAL FANTASY VI
Shared: RPG · JRPG · 2D

LISA: The Painful
Shared: RPG · Dark Humor · Pixel Graphics

DELTARUNE
Shared: RPG · Pixel Graphics · 2D

Chained Echoes
Shared: RPG · JRPG · Pixel Graphics

FINAL FANTASY IV
Shared: RPG · JRPG · Exploration

Finding Paradise
Shared: RPG · Pixel Graphics · 2D

Impostor Factory
Shared: RPG · Pixel Graphics · 2D

OMORI
Shared: RPG · Pixel Graphics · Story Rich

FINAL FANTASY RESONANCE
Shared: RPG · JRPG · Pixel Graphics

FINAL FANTASY II
Shared: RPG · JRPG · Exploration

Suikoden I&II HD Remaster Gate Rune and Dunan Unification Wars
Shared: RPG · JRPG · 2D

FINAL FANTASY V
Shared: RPG · JRPG · 2D

FINAL FANTASY III
Shared: RPG · JRPG · 2D

Eastward
Shared: Pixel Graphics · RPG · JRPG

Just a To the Moon Series Beach Episode
Shared: RPG · JRPG · Pixel Graphics

To the Moon
Shared: Pixel Graphics · RPG · Emotional

Undertale
Shared: RPG · Pixel Graphics · Story Rich

Monster Sanctuary
Shared: Pixel Graphics · Exploration · JRPG

Persona 5 Royal
Shared: JRPG · RPG · Story Rich

Persona 3 Reload
Shared: JRPG · RPG · Story Rich

Look Outside
Shared: RPG · Pixel Graphics · 2D

Eiyuden Chronicle: Hundred Heroes
Shared: RPG · JRPG · Pixel Graphics