What is O! Holy Knight PC?

O! Holy Knight is a survivors game that focuses on controlling a fantasy medieval squad of knights to survive waves of monsters. This page focuses specifically on the PC (Windows) version of the game, including prices, regions, activation methods and compatible storefronts.

How can I find the best price for O! Holy Knight PC?

We track live prices for O! Holy Knight PC from official retailers and trusted third-party marketplaces. Use the country, platform and service filters below to compare offers side by side and quickly spot the cheapest key that works in your region.

How do I redeem a O! Holy Knight PC game key?

After you buy a O! Holy Knight PC game key, you'll receive a secure digital code (often called a CD key or activation key). Redeem it through the correct platform client — for example Steam, PlayStation, Xbox or another supported launcher — and the game will be added to your library for download. Always double-check platform and region compatibility before you purchase to avoid activation issues.

About O! Holy Knight PC

O! Holy Knight is a survivors game that focuses on controlling a fantasy medieval squad of knights to survive waves of monsters.

Storyline

Master the art of formation and lead your medieval squad in strategic battles. Command, level up, and triumph over monstrous waves in this thrilling roguelite adventure!