Defense&Making: Become the Demon Lord and Build Your Ultimate Dungeon

8/24/2026, 5:04:11 AM

Release date: 3/9/2026

Tags: #simulation #tower-defense #card-game #deckbuilding #mystery-dungeon #hex-grid #demons #fantasy

User Reviews

Score: 84%Positive
Review Count: 19 reviews
Fetched At: 8/24/2026, 5:04:12 AM

Reference prices

Japan

¥ 1,600 (JPY)

Steam JP

$13.99 (USD)

Steam Global

Live Store Snapshot

Body text may reflect the state at publication time. For the latest sale, price, and review changes, prioritize the live price panel, review panel, and the Steam store listing.

Japan Price: ¥ 1,600
Global Price: $13.99
Price in Your Region: ¥ 1,600Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 31 Aug 2026
Sale Status: Regular pricing
Price Checked At: 8/28/2026, 8:20:14 PM

The price snapshot and review snapshot differ by about 111 hours. Because they are not always refreshed at the same time, confirm the latest Steam listing before making a purchase decision.

Key highlight

Become the Demon Lord in Defense&Making, a tile-based strategy game where you design your dungeon, place traps, and summon monsters. Developed by 3DAYS, it blends simulation and tower defense with deckbuilding elements.

Who this is for

Step into the role of the Demon Lord and craft your ultimate dungeon defense in this strategic simulation. Design your fortress with tile placement, traps, and monster summons to repel invaders.

Details

Overview

Defense&Making casts you in the role of a Demon Lord, tasked with designing and defending your very own dungeon against invading heroes. This tile-based strategy game puts you in complete control of your subterranean fortress. You'll meticulously plan enemy pathways, strategically place devious traps, and summon a variety of monsters to repel intruders. Every decision, from the layout of your dungeon to the composition of your monstrous forces, contributes to a unique and challenging defensive strategy.

Highlights

Players embody the Demon Lord, designing their own dungeon layouts, trap placements, and monster summons.
Features a tile-based strategy system with elements of deckbuilding and hex grid mechanics.
Developed and published by 3DAYS, this title offers a unique take on tower defense and simulation genres.

Who It's For

This game is perfect for players who enjoy strategic planning, creative dungeon design, and the challenge of outsmarting AI opponents. Fans of tower defense, deckbuilding, and simulation games looking for a fresh, tactical experience will find a lot to love here. If you've ever wanted to step into the shoes of the antagonist and build an impenetrable fortress, Defense&Making offers that opportunity.

Game Info

Defense&Making is a simulation and tower defense game with strong deckbuilding and mystery dungeon elements, all presented on a hex grid. Developed and published by 3DAYS, it was released on March 9, 2026. The game supports multiple languages, including English, Korean, and Chinese. It is a paid title with a 'Mostly Positive' user reception on Steam.