DOOMSDAY: Build a Giant Laser Cannon for World Domination

9/16/2026, 4:20:06 PM

Release date: 10/18/2024

Tags: #strategy #casual #deckbuilding #roguelike #sci-fi #card-game #cartoony #2d

User Reviews

Score: 100%9 user reviews
Review Count: 9 reviews
Fetched At: 9/16/2026, 4:20:06 PM

Reference prices

Japan

¥ 580 (JPY)

Steam JP

$4.99 (USD)

Steam

Live Store Snapshot

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Japan Price: ¥ 580
Global Price: $4.99
Price in Your Region: ¥ 580Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 17 Sept 2026
Sale Status: Regular pricing
Price Checked At: 9/16/2026, 4:15:16 PM

Key highlight

DOOMSDAY is a sci-fi strategy and deckbuilding game where you play a scientist building a giant laser cannon robot to conquer the world, featuring roguelike progression across 15 levels.

Who this is for

Embrace your inner mad scientist in DOOMSDAY, a unique strategy and deckbuilding game where you construct a giant laser cannon robot to achieve world domination. Its roguelike progression and component-collecting mechanics offer a deeply engaging experience for fans of the genre.

Details

Overview

DOOMSDAY, developed and published by JARWorks, is a unique blend of strategy and deckbuilding set in a sci-fi universe. Players step into the shoes of a scientist with an audacious goal: world domination, powered by a colossal spider-legged robot armed with a giant laser cannon. The game challenges players to overcome 15 distinct levels, facing off against a variety of adversaries ranging from schoolyard bullies and military forces to mystical forest witches and the formidable Kongclops.

Highlights

Strategic Deckbuilding: Assemble your doomsday device by collecting and utilizing unique components and powerful artifacts, creating a custom build to demolish your enemies.
Roguelike Progression: Navigate through 15 challenging levels, each presenting new obstacles and requiring strategic adaptation of your doomsday device.
Sci-Fi World Domination: Embrace the role of a mad scientist aiming for global control with a giant, weaponized robot, facing increasingly difficult foes.

Who It's For

This game is ideal for players who enjoy strategic card-based gameplay, roguelike challenges, and a quirky sci-fi theme. If you're looking for a game that combines resource management with direct confrontation and a clear, albeit villainous, objective, DOOMSDAY offers a compelling experience. Fans of deckbuilding mechanics and those who appreciate a touch of cartoony, 2D art style will also find much to enjoy.

Game Info

DOOMSDAY features multiplayer support and includes Steam Achievements and Steam Cloud saves. It is developed and published by JARWorks and was released on October 18, 2024. The game is available in English and is rated for all ages.