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combat value. In practice, the Attacker rolls a D6 on the Gas Table. The<br />
result indicates the attack bonus he obtains, in the 1st round of battle. Also,<br />
An aerial Recon (for preliminary bombardment) gives a bonus +1 to the<br />
Gas.<br />
Bonus/Negative effects of firing Gas:<br />
+1 Gas Site Available - Civilian Production at level 4 (all powers but<br />
ITA, TUR, minor)<br />
For Germany: Civ. Prod. level 6 +1 ; Prod. level 2 +3<br />
+1 Successful aerial Recon<br />
+1 the attacking general has the Gas combat ability<br />
+1 Colonel Brüchmüller is in play (Central Powers only)<br />
+1 mustard gas is used (gas #3)<br />
-1 the Entente has "Chemical" Technology (Central Powers only)<br />
-? -1 per gas possessed by the enemy (-1 to -3)<br />
Each time a Gas becomes known by the Enemy, all Gases lose their<br />
effectiveness.<br />
The bonus obtained is added to the Attacker’s combat value, for the 1st<br />
round of battle (for both sub-battles). Then this bonus decreases by -1 for<br />
each following round (until it becomes nothing).<br />
21.7.3 Gas Terror – the very 1st Use<br />
The first time Chlorine Gas (gas #1) is used, the Enemy is taken<br />
completely by surprise and must undergo a “Terror Test”. This Test’s effect<br />
is additional to the 2 benefits previously described. As a player, when first<br />
using the gas, you have the choice between a “limited” use without risk to<br />
your units or a “massive” use with high risk to your units.<br />
Limited use:<br />
● 1 corps of the Defender’s units is affected by the Gas (chosen at<br />
random). It alone does the “Terror Test” before the battle.<br />
● This choice has no risk for the Attacker.<br />
● This causes a negative diplomatic effect of -1 level on the United<br />
States against your side. The same with Britain if it is still neutral.<br />
Massive use:<br />
● The use of Chlorine Gas is massive and all the Defender’s corps do a<br />
“Terror Test”.<br />
● A separate check for your own side is done with a D12: on 8+, your<br />
units also suffer from the Gas effect (badly controlled) and all your<br />
attacking corps must do a Terror Test.<br />
● The HQ and units in reserve are never affected.<br />
● Massive use cause a -2 levels negative diplomatic shift with the<br />
United States. The same with Britain if it is still neutral.<br />
Terror Test<br />
If the usage is limited, one Defender’s corps does its Morale Check with<br />
a special bonus, instead of the +2 trench bonus. This special bonus is<br />
determined randomly with a D12: (2-5) +0 ; (6-7) +1 ; (8) +2 ; (9) +3 ;<br />
(10-12) +4<br />
Then the corps does its Morale Check. All the other bonuses/negative<br />
modifiers count (NW, moral, etc).<br />
● If the corps is just “Shaken”, it remains combat ready for the first<br />
round.<br />
If the use is massive, all the Defender’s corps do a Morale Check with this<br />
special bonus.<br />
If the Attacker suffers the Gas effect too, he does not benefit from the<br />
special bonus. He does all his Morale Checks normally.<br />
21.8 Infiltration Tactic<br />
This Tactic permits the use of Stosstruppen and Tanks. The goal is to<br />
reduce the enemy trenches at the beginning of the battle.<br />
Learning<br />
Infiltration tactic has a -2 penalty for its learning test, compensated by three<br />
+1 bonuses obtained through the acquisition of Heavy Tank, Stosstruppen<br />
(or Assault troops for the Allies) and Flamethrower Technologies.<br />
Advantage<br />
● Infiltration allows Stosstruppen (Assault troops for the Allies) or<br />
Tanks to be used to reduce enemy trenches if the player has the<br />
corresponding technologies.<br />
Disadvantages<br />
● Though this Tactic is used for both Stosstruppen and Tanks, each of<br />
these is separate. Infiltration is attempted by either one, but not by<br />
both at the same time (during the same battle).<br />
● It is necessary to carry out a major battle (with 4+ corps).<br />
World War One: La Grande Guerre 1914-1918 125