EXSTETRA

The only way to save the world is a kiss——. 《EXSTETRA》 is a fantasy RPG set in “Amazia,” a Tokyo fused with another world and burdened with a doomed fate, where you rise as the chosen savior, a “Prisma,” to confront the threat of the world’s destruction.

At a glance

• Platform: Windows.
• Genres: RPG.
• Release date: Jul 29, 2026.
• Steam user reviews: Mostly Positive (79% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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