Stack, Train &
Automate Gaia.
Master the card-stacking creature collector! Explore 7 biomes, craft 25+ base structures, assemble 100+ Stackmon, and defeat 7 rival Scout Leaders to cleanse the Soot.
Your 4-Phase Stackmon Journey
Build Harmony Base & Craft Hospital
Set up basic camp structures. Prioritize the Hospital (3x Brick + 2x Revigem + 3x Iron Ingot + Neutral Stackmon) for unlimited creature healing without potions.
Pick Starter & Master Card Stacking
Choose between Hydrinny (Water), Lupetal (Plant), or Ignikid (Fire). Learn how stacking resource and equipment cards triggers abilities and evolution.
Automate Mining, Smelting & Harvesting
Station Fire Stackmon at Furnaces to auto-smelt ore, Water Stackmon at wells, and Plant Stackmon at Greenhouses to establish an autonomous resource pipeline.
Conquer 7 Scout Leaders & Cleanse Soot
Counter elemental weaknesses across all 7 biomes, unlock high-tier IDEA cards from booster packs, and purge the spreading Soot corruption from Gaia.
Stackdex: Creatures of Gaia
Hydrinny
The loyal Water-type starter. Creates water streams for base irrigation and delivers steady aquatic auto-attacks against Fire Scout Leaders.
Lupetal
The resilient Plant-type starter. Boosts base herbal yield and excels in drawn-out battles with natural regenerative passive skills.
Ignikid
The spirited Fire-type starter. Possesses special smelting affinity to automatically smelt ores at the Furnace without fuel waste.
Tsunamiadon
A towering leviathan capable of washing away whole enemy formations and powering advanced industrial turbines at base.
Floraptor
An ancient botanical predator that entangles foes in thorny vines while triple-boosting crop harvest speed in Harmony base.
Pyromander
A volcanic dragon-lizard whose intense internal flame melts high-grade titanium and vaporizes rival frontline defenses.
Splashyplus
A cheerful aquatic creature commonly seen near Gaia's streams. Very easy to tame and ideal for setting up your first water line.
Aquapup
A playful canine creature that tracks down hidden resource nodes across flooded terrain and restores ally health post-combat.
Electrowl
An intelligent nocturnal bird that charges battery banks with lightning strikes and paralyzes fast-moving enemy Scouts.
Sparkub
A fuzzy bear cub charged with static electricity. Rubbing against energy terminals provides constant low-tier power generation.
Terramite
An armored beetle with granite plating. Chops stone blocks effortlessly and shields trainers from heavy physical strikes.
Puncharoo
A boxing marsupial that punches crafting materials into place at record speeds and pummels unarmored opponents in melee.
Aerofowl
A celestial avian that glides on dimensional currents, allowing instant card dispatch between distant biome outposts.
Voidwisp
A radiant astral spirit that naturally repels the Soot corruption, cleansing infected cards and dealing devastating Aether burst damage.
Crafting Formulas & Blueprints
Hospital
Fully heals stacked Stackmon for free and revives unconscious (fainted) creatures. Upgradeable by stacking duplicates.
Furnace
Smelts raw ores into Iron/Gold/Titanium Ingots automatically when a Fire-type Stackmon is assigned.
Greenhouse
Continuously grows medicinal herbs and feeding berries. Unlocked via Greenhouse IDEA Card from Booster Packs.
Camp Center (Harmony Hub)
The central headquarters of your Harmony base. Increases maximum card capacity on the table.
Workshop
Accelerates all base crafting and allows simultaneous construction of multiple structures.
Scout Training Arena
Enables simulated auto-battles to train Stackmon EXP and test equipment card synergy before actual Scout Leader fights.
Aether Altar
Unlocks endgame legendary recipes and enables Soot cleansing rituals across Gaia.
Revigem
A glowing gemstone pulsing with vitality. Key ingredient for the Hospital and resurrection items.
Iron Ingot
Refined structural metal used in nearly all base buildings and armor equipment cards.
Scout Guardian Shield
Stackable equipment card. Grants +30 DEF and 15% physical damage reduction in auto-battles.
Elemental Matchups & Multipliers
Fire ElementFire
High offensive burst damage and crucial for base automation (smelting iron and refining materials).
Featured Strategy Guides
Stackmon Automation
Complete reference and strategy guide for Stackmon Automation in Stackmon (Steam 2026). Facts, verified recipes, and practical tips.
Stackmon Base Building
Complete reference and strategy guide for Stackmon Base Building in Stackmon (Steam 2026). Facts, verified recipes, and practical tips.
Stackmon Best Starter
Complete reference and strategy guide for Stackmon Best Starter in Stackmon (Steam 2026). Facts, verified recipes, and practical tips.
Stackmon Biomes
Complete reference and strategy guide for Stackmon Biomes in Stackmon (Steam 2026). Facts, verified recipes, and practical tips.
Stackmon Booster Packs
Complete reference and strategy guide for Stackmon Booster Packs in Stackmon (Steam 2026). Facts, verified recipes, and practical tips.
Stackmon Codes
Complete reference and strategy guide for Stackmon Codes in Stackmon (Steam 2026). Facts, verified recipes, and practical tips.
Frequently Asked Questions
Begin Your Adventure Across Gaia Today
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