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Crossing the flood in Empire of Ants
Screenshot by Pro Game Guides

Nest Upgrades Guide in Empire of the Ants – Best Upgrades [Winter Update]

Get a nest full of upgrades!

Building Nest upgrades in Empire of the Ants is crucial for protecting your colony and expanding its power across all terrains. If you're wondering what they entail, here's our handy guide to all Nest upgrades in the game and what they do.

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Best Upgrades in Empire of the Ants - All Nest Upgrades, Listed

Below, we've listed all possible Nest upgrades you can unlock in Empire of the Ants by tier and category and the benefits each provides you and your insect legions.

Best Defense Upgrades

Wood Barrier defense in Empire of the Ants
Screenshot by Pro Game Guides

Defense upgrades should be built according to the priorities of your mission and where your nests are located in proximity to the enemy's nests.

If a nest is far back from the action (and not your Headquarters), it may not necessarily need defenses right away and you can save those resource costs for a different upgrade or defenses for other nests more at risk. In other words, you don't always need to build defenses for every nest on the map.

Regarding the best defense upgrades, starting with wood barriers and nest guns is always best, as those can help buy time against an invading enemy until your legions intervene. If you have the resources, upgrade them to Slime Reserves and Veteran Nest Gunners.

List of All Defense Upgrades in Empire of the Ants

Just be aware that each nest you fortify will go up in cost. The third or fourth Wood Barrier you build around a nest will be much more expensive than the first one.

UpgradeTierCostBenefits
Wood BarrierI60 x WoodRaises a barrier around this nest
that must be destroyed before damage is applied.
(Price increases by 30 Wood for each one built)
Nest GunnersI40 x WoodMobilizes gunner ants to serve as acid turrets
defending this nest.
Acid Gland EvolutionII20 x WoodIncreases this nest's gunners' firing range by 25%
Veteran Nest GuardsII40 x WoodMobilizes veteran guards to defend this nest
Slime ReservesII60 x WoodUpgrades the wood barrier by granting a 20%
shield protection to friendly legions nearby
Veteran Nest GunnersII60 x WoodMobilizes veteran gunner ants to serve as acid turrets
defending this nest
(This upgrade includes the benefits of Nest gunners
using the same chambers)
Elite Nest GuardsIII60 x WoodMobilizes elite guards to defend this nest
(This upgrade includes the benefits of Veteran nest
guards using the same chambers)
Elite Nest GunnersIII80 x WoodMobilizes elite gunner ants to serve as acid
turrets defending this nest
(This upgrade includes the benefits of Veteran
nest gunners using the same chambers)
Frenzy CatalystIII80 x WoodUpgrades the wood barrier to lock in combat all
ant legions that attack it. Legions will remain
locked until the barrier is destroyed.

Best Legion Upgrades

Rose Green Chafer legion in Empire of the Ants
Screenshot by Pro Game Guides

Legion upgrades are how you build and bolster your armies of ants (and other allied bugs), and they're the key to vanquishing enemy legions such as termites and black ants. They're one of the first upgrades you want to build at a nest so you can establish as many legions as possible under your command.

UpgradeTierCostBenefits Provided
Workers
(Melee Unit)
I20 x Food
2 Chambers
Creates a worker legion attached to this nest.
Can gather and transport 20 Food or Wood, but
these are lost when entering combat.
(Strong against Gunners but weak against Warriors)
Gunners
(Ranged Unit)
I20 x Food
2 Chambers
Creates a gunner legion attached to the respective nest.
Can attack another legion at range and leave combat
while at range.
(Strong against Warriors but weak against Workers)
Warriors
(Melee Unit)
I20 x FoodCreates a warrior legion attached to the respective nest.
(Strong against Workers but weak against Gunners)
Aphids
(Support)
I20 x Food
1 Chamber
Creates an aphid horde attached to the respective nest.
Aphids reinforce friendly troops nearby.
(Weak against all types of enemies; this upgrade can
only be built once.)
Snail
(Support)
I20 x Food
1 Chamber
Lesser but massive creature used in battle to protect troops.
Very slow. Its slime is very useful.
Out of combat, legions cover themselves with its mucus and
gain a 40% damage shield.
(Weak against all types of enemies; this legion can only
be created once)
Rhino Beetles
(Support)
I20 x Food
1 Chamber
A lesser creature, tamed and used to fly legions over large
distances. Looks ferocious but useless in battle.
Can transport up to two ant legions and carry them over
any terrain.
(Weak against all types of enemies; this legion can only
be created once)
Veteran Workers
(Melee Unit)
II40 x Food
2 Chambers
Creates a veteran worker legion attached to the respective nest.
Can gather and transport 25 Food or Wood, but
these are lost when entering combat.
(Strong against Gunners but weak against Warriors)
Veteran Gunners
(Ranged Unit)
II40 x Food
2 Chambers
Creates a veteran gunner legion attached to the respective nest.
Can attack another legion at range and leave combat
while at range.
(Strong against warriors but weak against workers)
Veteran Warriors
(Melee Unit)
II40 x FoodCreates a veteran warrior legion attached to the respective nest.
Dor Beetles
(Super Predator)
II50 x Food
3 Chambers
Creates a dor beetle horde attached to the respective nest.
It can lock all enemy legions in combat.
(Strong against all types of enemies; this upgrade can only
be built once.)
Elite Workers
(Melee Unit)
III60 x Food
2 Chambers
Creates an elite worker legion attached to the respective nest.
Can gather and transport 30 Food or Wood, and these will not
be lost when entering combat.
(Strong against Gunners but weak against Warriors)
Elite Gunners
(Ranged Unit)
III60 x Food
2 Chambers
Creates an elite gunner legion attached to the respective nest.
Decreases the movement speed of targeted ant legions.
(Strong against Warriors but weak against Workers)
Elite Warriors
(Melee Unit)
III60 x FoodCreates an elite warrior legion attached to the respective nest.
This legion's speed increases when closing on its target.
(Strong against Workers but weak against Gunners)

Which Legion to Upgrade First?

While it can depend on the map's layout and the types of enemies you need to defeat, you usually want to start with a Warrior and Gunner legion and upgrade them to Veteran or Elite tier, depending on the difficulty of your enemies. Workers can be useful for flanking Gunners but are still best suited for transporting resources. Only build one if there are Food resource points on the map for you to gather.

You should also build a Super Predator legion as soon as possible (available at Tier 2), as they are strong against all legion types and have more health on average. Regarding Support legions, the Snail is usually your best bet (when it becomes available in the story) since they can slow down enemy forces. Aphids are far more vulnerable and only work when near an allied legion.

Best Information Upgrades

  • Information Upgrade Wheel in Empire of the Ants
  • Upgraded mini-map in Empire of the Ants

These upgrades act as intel tools that you can use to get the upper hand on enemy legions before they even approach.

UpgradeTierCostBenefits Provided
CartographersI30 x Wood
2 Chambers
Displays all your nests and visible legions
on a minimap.
(This upgrade can only be built once)
Activity AlertI30 x Wood
1 Chamber
Displays alerts when an opponent is interacting
with nests, foraging points and resources.
(This upgrade can only be built once)
Scout TrainingI30 x Food
1 Chamber
Passive Power: Increases your max stamina, stamina regeneration,
and health by 50%
(This upgrade can only be built once)
Sharp AntennaeI30 x FoodIncreases the detection range of your legions so
they can discover enemies and nests from further away.
(This upgrade can only be built once)
Veteran
Cartographers
II40 x Wood
2 Chambers
Displays all regions by colors: controller by you (blue),
contested (yellow), and enemies (red).
(This upgrade can only be built once)
TraitorsII40 x Wood
1 Chamber
Displays the upgrades built, as well as the state of
the legion, in the enemy nest you are aiming at.
(This upgrade can only be built once)
CounterspiesIII40 x WoodHides your legions in this region
(This upgrade can only be built once)
Elite
Cartographers
III70 x Wood
2 Chambers
Displays locations of nests and enemy legions moving
through your controlled and contested regions.
(This upgrade can only be built once)
InfiltratorsIII70 x Wood
1 Chamber
Displays enemy legions and nest positions in the opponent's
controlled regions.
(This upgrade can only be built once)

Which Information Upgrade to Build First?

You want to build a Cartographers upgrade as soon as possible since it displays the mission's entire map for you. Other optimal choices are Sharp Antennae, which allows you to scout further without going too far into enemy territory, and Counterspies, which will conceal your legions from your enemy in that specific region.

Other upgrades in this category can also help, particularly upgrading your Cartographers if possible, but your resources may be better spent elsewhere.

Best Economy Upgrades

Economy upgrade wheel in Empire of the Ants
Screenshot by Pro Game Guides

These upgrades are among the most important categories and are necessary for almost every type of mission you go into. The Woodyard and Mushroom Farm can provide you with an ever-growing supply of resources, while Storage Expansion will increase the amount of resources you can hold at a time.

UpgradeTierCostBenefits Provided
WoodyardI20 x Wood
1 Chamber
Produces 10 x Wood per minute
(The cost increases by 20 for each one built)
Mushroom FarmI20 x Wood
1 Chamber
Produces 10 x Food per minute
(The cost increases by 20 for each one built)
Storage ExpansionI30 x Wood
1 Chamber
Increases maximum storage of Food and Wood by 100
Chemical LaboratoryI80 x Food
80 x Wood
2 Chambers
Unlocks upgrades of superior tier.
(This upgrade can only be built once)
SalvageII40 x Wood
1 Chamber
Gives you a 50% refund when manually destroying
a chamber.
(This upgrade can only be built once)
MultitudeII60 x Wood
1 Chamber
Increases the maximum number of legions you
can command by one.
(This upgrade can only be built once)
Pheromone ReservesII60 x Wood
2 Chambers
Reduces powers cooldown by 30%
(This upgrade can only be built once)
NurseryII100 x Wood
2 Chambers
Decreases all legions recovery food cost by 30%
(This upgrade can only be built once)
Chemical LibraryII120 x Food
120 x Wood
2 Chambers
Unlocks upgrades of superior tier.
(This upgrade can only be built once)
SwarmIII80 x Wood
1 Chamber
Increases the maximum number of legions you
can command by one.
(This upgrade can only be built once)

Which Economy Upgrade Is Most Important?

The Chemical Laboratory is the most important, unlocking all Tier 2 upgrades for you. Subsequently, the Chemical Library will unlock all Tier 3 upgrades, giving you access to everything, including the most powerful legions. Nearly all these upgrades are significantly useful, except for Salvage, since you probably won't want to destroy chambers too often.

Best Powers Upgrades

Power Upgrade Wheel in Empire of the Ants
Screenshot by Pro Game Guides

These particular upgrades are ones your character personally equips but are meant to empower the legions under your command. Thanks to these upgrades, you can provide them with various buffs; many are incredibly beneficial.

UpgradeTierCostBenefits Provided
Dash PheromonesI20 x Food
2 Chambers
Increases legion's move speed by 80%
for 12 seconds per charge used.
(This upgrade can only be built once)
Rage PheromonesI20 x Food
2 Chambers
Induces fury to increase legion damage output
but 30% for 30 seconds per charge used.
(This upgrade can only be built once)
Shielding SporesI20 x Food
2 Chambers
Chitin-hardening spores grant a protective
shield of 30% of the legion's health.
(This upgrade can only be built once)
Reinforcement CallI20 x Food
2 Chambers
Calls reinforcements to slightly heal depleted
legions over 30 seconds.
(This upgrade can only be built once)
Reinforcement CallII30 x Food
2 Chambers
Calls reinforcements to slightly heal depleted
legions over 15 seconds.
(This upgrade can only be built once)
Dash PheromonesII30 x Food
2 Chambers
Increases legion's moving speed by 100% for
16 seconds per charge used.
(This upgrade can only be built once)
Rage PheromonesII30 x Food
2 Chambers
Induces fury to increase legion damage output
by 50% for 30 seconds per charge used.
(This upgrade can only be built once)
Shielding SporesII30 x Food
2 Chambers
Chitin-hardening spores grant a protective shield
of 60% of the legion's health.
(This upgrade can only be built once)
Rage PheromonesIII40 x Food
2 Chambers
Induces fury to increase legion damage output
by 70% for 30 seconds per charge used.
(This upgrade can only be built once)
Dash PheromonesIII40 x Food
2 Chambers
Increases legion's moving speed by 120% for
20 seconds per charge used.
(This upgrade can only be built once)
Shielding SporesIII40 x Food
2 Chambers
Chitin-hardening spores grant a protective shield
of 90% of the legion's health.
(This upgrade can only be built once)
Reinforcement CallIII40 x Food
2 Chambers
Calls reinforcements to heal depleted legions slightly over 10 seconds.
(This upgrade can only be built once)

Most Important Powers Upgrades in Empire of the Ants

Dash Pheromones are a must when your legions need to travel quickly across the map to intercept the enemy or if you're on a time limit. Rage Pheromones give your legion a temporary attack boost, which can help ensure victory and minimize casualties/recovery time. Shielding Spores are another practical choice, as they'll shield your legion up to a certain amount, allowing them to stay in the fight longer.

Now that you know more about the best nest upgrades in Empire of the Ants, check out How to unlock the full bestiary in Empire of the Ants on Pro Game Guides.


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Author
Image of Stephanie Watel
Stephanie Watel
Stephanie Watel is a freelance writer for Pro Game Guides. Stephanie has been with the site for a few months, and in the games media industry for about a year. Stephanie typically covers the latest news and a variety of gaming guides for the site, and loves gardening and being the bird lady of the neighborhood. She has a BA in Writing from Pace University in NY.