Coming soon

About This Game

Welcome to Diabolus 

Diabolus is the ultimate integration of the Humanist Reconstruction Project, provided by Supremacy, designed to offer post-war shelter to all races.
Any individual, regardless of race, can apply and pass screening to become a legal resident of Diabolus.

“Long live humanity. Glory to Supremacy.”

A Brand-New Card Combat Experience

Diabolus introduces a fresh card battle system.
With diverse card types and unique damage resolution mechanics, it delivers a combat experience like no other.
Easy to learn, but full of possibilities.

Face the randomness head-on in tight turn-based battles. Adapt on the fly, or keep your head down and push forward.
Play an airtight defense to counter every enemy move, or go all-in with a devastating strike!
Defeat wave after wave of cunning, unpredictable foes, and show them your strategic genius (or just plain luck).

Make a Pact with the Devil

On the stage of Diabolus , you walk alongside devils.
Sign a contract with a demon of unknown origin – gain the power to change your fate, or become another sacrifice.
Don’t let your guard down. This is true dance with wolves.

Every action has its price.
Forget about mana or card limits – just make sure you don’t get killed by your own cards.

Endless Rogue-like Dungeon Exploration

Prepare for a real adventure.
At unknown crossroads, you may encounter death row inmates, techno-fascists, mysterious strangers, or even more devils.

Rich random events and special cards await discovery.
How you choose, how you fight – it’s all up to you.

A Twisted Dieselpunk Story

A fantasy tale woven from world war, diesel engines, and devils.
In the aftermath of a post-war era, walk the brutal and treacherous path of revenge as a death row inmate whose fate is already sealed, alongside a demon companion.
Piece together the truth of Diabolus through your journey and conversations.

*《Diabolus》 is a game in active development. The demo version does not represent the final quality of the product.