GRIDMINE: A Retro Tower Defense with Incremental Meta-Progression

10/19/2026, 3:11:57 PM

Release date: 10/18/2026

Tags: #casual #strategy #tower-defense #incremental #retro #action #simulation #2d

User Reviews

Steam rating: Steam positive 0% (1 review) Few reviews, for reference only
Fetched At: 10/19/2026, 3:11:57 PM

Reference prices

Japan

¥ 238 (JPY)

Steam JP

$1.69 (USD)

Steam Global

Check the requirements against my PC (item by item: confirmed / short / unknown. Nothing leaves your device)

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: ¥ 238
Global Price: $1.69
Price in Your Region: ¥357-15%Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 20 Oct 2026
Sale Status: On sale
Price Checked At: 10/21/2026, 2:10:13 AM

The price snapshot and review snapshot differ by about 35 hours. Because they are not always refreshed at the same time, confirm the latest Steam listing before making a purchase decision.

Key highlight

GRIDMINE is a retro 2D tower defense with incremental progression. Collect crystals, upgrade towers, and experiment with skill tree builds to survive longer and tackle level-specific challenges.

Who this is for

If you enjoy tower defense with a meta-progression twist, GRIDMINE offers a satisfying loop of survival, upgrades, and build experimentation.

Hardware Guide for Comfortable Play

Based on the game's recommended specs, showing a comfortable performance target and example parts (PassMark reference)

CPU

Game's recommended spec

Intel Core i5 or AMD Ryzen 5 (Quad-Core processor @ 3.0 GHz)

Comfortable play target

15,600 pts(~130% above spec of 12,000 pts)

Parts near this range

ARM - 12 Core 0 MHz15,636 pts Intel Core i3-1220PE15,664 pts Intel Core 5 32015,533 pts

* Scores are reference values. Actual performance varies by in-game settings, resolution, and system environment.

Details

Overview

GRIDMINE, developed and published by Waterboat, is a single-player action-strategy title that blends tower defense with incremental progression. Released on October 18, 2026, the game offers a retro 2D aesthetic and a loop-driven design where each run builds toward lasting upgrades.

The core premise is simple: survive as long as you can, collect crystals, and reinvest them into making your next attempt stronger.

Highlights

Loop-Based Gameplay: Each level challenges you to survive for as long as possible. Crystals earned during a run can be spent on upgrading towers, which in turn extends your survival time and increases your earnings on subsequent attempts.
Skill Tree and Build Variety: The game features a skill tree that allows for multiple distinct builds. You can experiment with different strategies and invest in the playstyle that suits you best, adding a layer of strategic depth beyond simple tower placement.
Replayability Through Challenges: Every level includes specific challenges, and you can refund skill tree purchases to re-spec and tackle a second layer of meta-progression. This encourages replay and strategic adaptation.

Who It's For

GRIDMINE is ideal for players who enjoy incremental games and tower defense titles with a retro flair. If you like the idea of grinding through runs, optimizing builds, and gradually unlocking permanent power, this game offers a satisfying loop.

The mouse-only option and adjustable volume controls make it accessible for casual sessions, while the skill tree and challenge system provide depth for more dedicated strategists.

Game Info

Developer/Publisher: Waterboat
Genres: Action, Casual, Indie, Simulation, Strategy
Release Date: October 18, 2026
Modes: Single-player
Languages: English, French, Italian, German, Arabic, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese, Spanish - Latin America
Steam Features: Custom Volume Controls, Mouse Only Option, Playable at Your Own Pace

For the latest pricing and user reception, check the Steam listing directly.