XCOM: Enemy Unknown is a turn based strategy game developed by Firaxis for PC, XBOX 360, Playstation 3, OS X, and iOS.

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How to play XCOM indefinitely?

Is it possible to play XCOM without being always threatened by a looming defeat? I know such unavoidable threat is one of the points of the game, but has it been worked around? Is there an optimal ...
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How can I get the aliens to start doing abductions again?

I find it a lot of fun to pause my store progression at the Gollop chamber and just pass the in-game months fighting aliens, minmaxing my soldiers and experimenting with different teams; however I am ...
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Enemy Within headshot bonus damage progression

In Enemy Unknown, Headshot used to give bonus damage on crits based on your sniper's gun. In Enemy Within, the bonus damage now rises with the sniper's rank. How much bonus damage does it give for ...
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Willpower - do kills increase it? [duplicate]

I have long lost hope to get the hard numbers on how willpower works, just kinda accepted that it grows with levels and you lose it when critically wounded, and each class gains slightly different ...
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How long is a mission available?

You don't have to take a mission immediately. There's a brief window of game time where you might be able to wait for a vital research to complete or for an important soldier to finish a medical ...
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What does Enemy Within research tree looks like?

I have problems getting Edison achievement so is there any shiny diagrams like in What does the full research tree look like? for an expansion?
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What will happen if I delete satellite uplink?

I want to change one of my uplinks to nexus. If I delete uplink what will happen? Will extra satellites stop working?
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What's the maximum will a soldier can have per rank? How much willpower does an operative gain per rank?

I'm trying to make a squad of superhumans to fight the alien scum. To that end I would like to maximize my soldiers' will by reloading at the end of the mission until I'm satisfied with the result. ...
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How do I proceed past this point in the last mission?

I'm on the last mission of XCOM: Enemy Unknown. I just defeated two Sectopods, and now I'm not sure how to go any farther. The area up ahead is dark, and the game won't let me move any further. Here ...
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202 views

When do the various enemy types show up?

Through some research (such as How does enemy progression work?) I have gotten the vague idea that harder enemy types show up based on how much time has elapsed in your game. Are exact, or even ...
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Why should I build SHIVs?

They were hardly useful in original game, but with introducing mech soldiers which plays the same role (can't use cover, more hp, first-line warriors) does anybody ever bother to build/research them? ...
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371 views

How to get 10HP heal with medikit

The XCOM Wikia Temple Ship Assault page mentions that one could take a Field Medic Support to get medikits that heal 10HP. Below is the quote: At least one Field Medic Support with Savior and ...
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What has changed with Sectopods?

Yesterday I encountered my first Sectopod in my Enemy Within Normal/Ironman playthrough. I was overconfident due to pre-expansion experience with them, and did not focus my entire squad on it. It ...
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How does the “Hyper-reactive pupils” gene mod work?

The caption says "Confers +10 aim on any shot after a miss". Does this mean that if the soldier misses on turn n, they get +10 aim for turn n+1? How about during the same move with Rapid Fire? How ...
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825 views

Will augmented solders keep their previous rank when they become MEC troopers?

When a solder is augmented and becomes a MEC trooper, they lose their old skills (except for the single trait based on what class they were before), but do they lose their rank as well? If I augment a ...
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how to unlock upgrades for the MEC soldiers

I'm on my first play through of enemy within and currently have a MEC unit and am aware that you can upgrade them using the rank, but I was wondering is there a way to either unlock additional armors ...
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598 views

How does Carapace Armor look with genetic manipulations?

As soon as you use MELD to manipulate a soldier genetically, he gets new armor. All of the new armor-decos are sleeveless. How does it look when I equip a genetically manipulated soldier with carpace ...
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881 views

Support solider can't take cover, shoot or heal

I seem to be encountering a very serious bug and unfortunately it has happened on the alien base assault. For the past few missions my support sometimes won't take cover, lose the ability to shoot ...
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Does destroying a collected MELD canister decrease the amount of MELD received?

One of my snipers managed to destroy a MELD container another operative had already opened. The Dr. Vahlen chided me for destroying MELD in that lovely way of hers, yet the UI still counts that ...
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What are the conditions for the base invasion to happen?

What are the conditions which must be met before the aliens invade your base? Can it happen again? When I got raided by the aliens, this was my current story progress:
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In XComEW, is there a valid reason to use Reaper rounds?

Reaper rounds provide the following benefit: Affects conventional weapons only Adds 20% to critical chance against organic targets Doubles the weapon's range penalty At higher difficulties ...
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How to survive the base defense mission?

The base defense mission is one of the most difficult ones, especially because it hits you unprepared. How can this mission be won?
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Is there any penalty for using explosives against EXALT units?

From my first two EXALT missions, it seems that EXALT agents cannot be stunned, and that EXALT weapons do not give weapon fragments and are not especially useful. So, is there any reason for me not to ...
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What is the difference between Neural Damping and Neural Feedback?

XCOM: Enemy Within introduced several new toys for the player to use, including the ability to genetically modify your soldiers. Most of the new gene mods are straightforward but there are still a few ...
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As a seasoned XCom player is it worth playing the Enemy Within Tutorial?

I've played XCOM Enemy Unknown up to Ironman Impossible level & know that to do well you need to skip the tutorial to get satellites launched early. Starting XCom Enemy Within it without the ...
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Difference between Exalt weapons and regular ones?

I obtained some Exalt weapons. According to the stats (at least those visible on the loadout screen), they seem to be identical to the conventional weapons which are available in unlimited quantity. ...
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In what ways does Enemy Within alter the base skills from XCOM:Enemy Unknown?

Some of the skills from XCOM:Enemy Unknown keep the same names but have modified effects in the Enemy Within expansion. This question is not asking about new features or abilities from Enemy Within. ...
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What ways are there to increase MECs' ammo efficiency?

I am early in my first playthrough of XCOM: Enemy Within, and it seems that one of the limiting / balancing factors in MEC performance is ammunition: The minigun seems to only carry ammo for two ...
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How does the Electro Pulse work?

The MEC-mountable Electro Pulse is supposed to stun organic enemies and damage robotic enemies in an area around the MEC trooper. What exactly does it do? How much damage does it do to robots? How ...
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What does Restorative Mist do?

Restorative Mist is, apparently, the MEC version of a medkit. How does it compare to medkits, though? How many uses do you get? What's the radius? How many hitpoints are healed per use?
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What does the Kinetic Strike Module do?

According to the description, the Kinetic Strike Module lets Mecs punch stuff and increases mobility. What exactly are the effects? Is the number of uses limited in some way? How much damage does it ...
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Which actions will cancel One For All? Which won't?

The Mec skill One For All allows a MEC Trooper to act as high cover for their meatsack comrades for the duration of the turn, provided the MEC Trooper doesn't use an arm-based weapon. This is ...
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How do I earn medals to award my squaddies?

Enemy Within introduces the concept of medals -- minor, customizable bonuses that you can bestow upon worthy soldiers from the barracks. However, such medals are limited quantity - how do you earn ...
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When does the EXALT faction appear in XCOM: Enemy Within?

When does the EXALT faction appear in XCOM: Enemy Within? Is it random or after a specific "story point," research milestone, or council mission?
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How can I launch Enemy Within from a shortcut?

Ever since downloading Enemy Within, launching the game via steam shortcut instead takes me to a launcher where I must specify Enemy Within or Enemy Unknown. Is there a way to skip this middle step ...
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Stuck in extraction mission after killing all aliens and bringing VIP to SkyRanger

I seem to be stuck in an extraction mission (rescuing some general) after (seemingly) killing all aliens and bringing the VIP to the SkyRanger (to the marked area). I think I killed all the aliens, ...
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189 views

Do ethereals explode when they die?

When an ethereal dies, there is an animation where it is consumed by purple light. Does this do any damage to surrounding units? I had always assumed that it was purely a visual effect. However, an ...
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Does a heavy's Suppression + Mayhem AoE damage affect friendlies?

A Heavy soldier with both the Suppression and Mayhem skills does AoE damage around the target when using Suppression. Does this damage apply to all units in the area, or only to enemies?
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In XCOM: Enemy Unknown, which types of scenery are destructible? [duplicate]

Inspired by this question, I thought it would be helpful to have a list of the scenery types that can and cannot be destroyed by weapons fire, grenades, etc.
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Is there a way to recognize destructible environment in XCOM:Enemy Unknown?

Just so I know where not to hide my Heavy soldier behind.
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Why is the average shot damage global statistic so high?

I just beat normal, again with variable damage and variable upgrades and some of the other settings. At the end of the game it compares your stats to the worlds. One that jumped out is I did about ...
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335 views

When can enemies not see a soldier on a roof?

I'm playing I/I and this is something that I can't completely figure out. When a unit is on the roof of a building units one story below it sometimes can't see it, but when the unit is simply on ...
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How fast is the SkyRanger?

It's the end of the month near the start of a ironman classic game and I have 2 satellites to launch. A terror mission has just come up & one of the sites is currently at max terror; if I have ...
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Is Zhang always psychic?

Slingshot's Shaojie Zhang turned out to be psychic on my first playthrough. Is that always the case or was I just lucky?
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Opening UFO doors

Somehow, I can't figure out how to open the exterior door of a UFO. I'm pretty sure this thing opens; I've seen enemies open it, and I've seen Youtubers open it. Nevertheless, the usual door-opening ...
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Can local nations leave the council due to panic?

I'm playing Classic Ironman difficulty on my iPhone. My XCOM base is in Germany. Russia's panic reached 5 and I was unable to deploy a satellite before the Council Report came in. I was then shocked ...
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511 views

Cap on permanent Will penalties?

A critically wounded soldier who recovers gets a permanent Will penalty due to the psychological trauma. Does this stack for each time the soldier has to recover? If so, what's the limit on how low a ...
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1answer
130 views

Does the difficulty setting have any impact on the results of Interceptor dogfight? [duplicate]

My question is pretty much asked within the title. Basically, I just want to know what, if anything, the Difficulty Setting affects in terms of Aerial Combat. Will my Interceptors struggle more in ...
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Are you charged maintenance fees for facilities that are currently being built?

I'm nearing my council report and planning for facility expansion in the coming month. I'm about to build an access lift to the second floor and suddenly wonder, "Will I be charged the $10 ...
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Which facilities unlock when and how does difficulty affect this?

I recently completed the game on Normal difficulty and now just began a new game at Classic difficulty on Ironman. I'm slowly working on getting up my satellites and have only just now unlocked the ...