The Grunt is a basic infantry bot that's cheap to build and can quickly devastate poorly defended expansions, artillery units, and even isolated commanders.

Build up a small force to rush an undefended commander.

It is armed with two light lasers that have slightly greater range than the Pawn cannons, so with good micro skills you can easily take them out.

The Graverobber is a resurrection bot that can turn wrecks into brand new units.

Assign them to repair and resurrect units on your front line to keep your army reinforced.

It can also repair units back to full health, and reclaim wrecks, rocks, and trees for extra resources.

The Aggravator is a light rocket bot that's commonly used for pushing enemy defenses.

Support them with fast units like Grunts and some Graverobbers.

Thanks to its range the rocket bot can out range a Sentry and force enemy commanders to retreat. It's slower than the Rocketer, but also has more health.

The Construction Bot can build basic Tech 1 structures and is the cheapest construction unit.

Use multiple on a single structure to increase build power.

It's quite slow and weak, so try to escort it with a few Grunts when expanding. Each constructor also increases the player's energy and metal storage capacity by 50.

The Trasher is an amphibious anti-air bot that's cheap to build and can shoot down light air units.

Keep them at the back of your army to defend against air raids.

It's useful for preventing enemy bombing runs and can also walk underwater.

The Thug is a light plasma bot that deals sizeable damage for a relatively low cost to build.

Combine with resurrection bots to keep them healthy while pushing the enemy front line.

It is fairly slow, so watch out for fast enemy units and long-range defences. It also has more range when shooting from higher ground.

The Cortex Commander is the most versatile and important unit in your army. It's what you'll use to start your initial base and to build your first unit factory.

Use it to build and defend your front line when you expand.

It can produce both metal and energy, it's amphibious, equipped with a laser and powerful disintegrator gun (DGun), and can build Tech 1 structures.

The Bedbug is a crawling bomb designed for one purpose — to go kamikaze on enemy units and structures.

When used in a swarm spread them out to avoid a chain reaction.

It has a large area of effect when it explodes, which is even bigger when you self-destruct it. Thanks to their amphibious attribute they're also great for attacking and regaining sea territory.

The Deceiver is a mobile radar jamming bot that keeps units within its jamming range from appearing on the minimap.

Use it with cloakable units to make them totally invisible and undetectable.

It is best used to mount a surprise attack and to hide your units or structures from long-range weapons. Beware units can still be detected if the enemy has a intrusion countermeasure system.

The Augur is a mobile radar bot that gives you intel on enemy units within its range.

Keep it behind your army so it doesn't get taken out.

It doesn’t have any weapons and has rather low health, but having intel on your enemies whereabouts is crucial.

The Spectre is a stealthy and cloakable spy bot that's totally invisible to your enemy.

Self-destruct it near an enemy Citadel to disable it with the discharged EMP.

It is also good to have nearby enemy units so your artillery has a clear target location. However, beware that it can be detected if the enemy has a Tracer within range.

The Fiend is a fast raider bot that's equipped with a short-range flamethrower.

Useful for raiding unprotected bases and pushing slow units.

It is one of the most effective and unpredictable units when properly controlled, however, its light armor makes it vulnerable to defensive structures.

The Twitcher is a handy construction unit that can run fairly quickly and provide build-power wherever you need it.

Useful for producing Fiends while on the move.

Its purpose is to have a source of mobile build power that you can quickly move to wherever you need it. It's also used to build mines for securing your flanks and areas of high tactical importance.

The Duck is a very fast amphibious bot equipped with a short-range laser and a light torpedo launcher.

Useful for raiding unprotected naval structures and sneaking into enemy territory from the sea.

It's also a good way to allocate a quick moving amphibious torpedo unit to aid your naval units.

The Sheldon is a fast and mobile mortar bot that can out range every most defenses.

Useful for dealing damage to enemy units while staying out of their weapon range.

It needs a good line of sight to hit its targets, and can dismantle enemy defensive lines.

The Advanced Construction Bot can build Tech 2 structures and opens the door to an advanced economy.

Start by building Advanced Metal Extractors and a Fusion Reactor.

It's quite slow and weak, so try to escort it with a few defensive units. Each Tech 2 constructor also increases the player's energy and metal storage capacity by 100.

The Skuttle is a crawling bomb designed for one purpose — to go kamikaze on enemy units and structures.

When used in a swarm spread them out to avoid a chain reaction.

It has a large area of effect when it explodes, which is even bigger when you self-destruct it. Thanks to their amphibious attribute they're also great for attacking and regaining sea territory.

The Sumo is a heavily armored laser bot that deals great amounts of damage in close-combat.

Use it to absorb incoming fire while your long-range units take out the enemy units.

It's a lot stronger than the Welder, but also costs more. When you have enough of them they become quite an unstoppable force.

The Arbiter is a long-range heavy rocket bot that fires its missiles straight up to hit enemy units from a high angle.

Use them to destroy enemy defenses from far away and to break their front line.

It doesn't have much health, but it can easily target structures and units behind walls or high cliffs.

The Manticore is an advanced anti-air bot equipped with medium-range missiles and a short-range flak cannon.

Keep it at the back of your army to defend against air raids.

It's amphibious and deals a significant amount of damage to most aircraft, but can't shoot while underwater.

The Termite is an all-terrain spider bot equipped with two beam lasers.

Evade enemy defenses by traversing where other units can't go.

It has a good amount of armor and and can climb even the steepest cliffs.

The Decoy Commander is a fake version of your actual Cortex Commander and can build basic Tech 1 structures, including mines.

Use it to fool your enemy and for extra build power on the front line.

It serves the function of confusing your opponent and it's good so the enemy will target the fake one.

The Commando is a paratrooper bot equipped with a laser cannon and can survive falling out of a shot-down air transport.

Drop them into unprotected bases and tear them down using Medium Mines and Dragon's Maws.

It has a personal radar and radar jammer, and can build a few basic units/defenses.

The Mammoth is a heavily armored assault bot that's equipped with two heavy beam lasers.

Use it to absorb incoming fire while your long-range units take out the enemy units.

It has the most health among all the Tech 2 units and is the best choice for tanking enemy fire. When you have enough of them they become quite an unstoppable force.

The Shiva is an experimental siege mech that's equipped with two powerful cannons and a heavy missile launcher.

Use it to breach enemy bases.

It's amphibious and can walk underwater, however, it's quite slow at firing the cannons.

The Karganeth is an experimental all-terrain assault mech that's equipped with four rapid-fire homing missile launchers.

Gain an advantage point by traversing where other units can't go.

It's relatively fast and has a good amount of health, but doesn't have as much range as some other experimental units.

The Catapult is an experimental heavy rocket bot that fires a barrage of unguided heavy missiles.

Use it to rain hellfire down on your enemy.

It is extremely effective against grouped units and can clear out defensive structures.

The Behemoth is an experimental mobile heavy canon equipped with three beam lasers and a powerful disintegrator gun (DGun).

Use it to tank every shot the enemy can fire at you.

It's extremely slow but packs one hell of a punch, and has the most health out of any unit in the game.

The Juggernaut is an experimental advanced assault mech and is the most powerful unit among the CORTEX land units.

If you self-destruct it as a last resort, the explosion is almost as powerful as a nuclear missile.

It doesn't have the most range, but does have the most health and is an easy match against a Titan.