rework game changer example campaign intro

stories.tex

@@ -242,10 +242,11 @@ Each year's Summer holidays grants an additional \gls{storypoint}, so each chara
 \subsection{The Game Changer}
 
 The party stumble across a game-changing magical item, capable of raining fire down on an entire battlefield.
-Its use to them will be limited, because the magic in the item takes a long time to use, but the effects for the kingdom's war will be huge.
+They only need to find the activation word.
 
 While the war is far away, both side know the party have the item, and want to take it from them.
 Individual lords attempt to grab the item in order to take it to a king themselves, or even to start a rebellion against the king while the war is on.
+Some know what the command word is, or at least claim to.
 
 As the party moves the item to the battlefields, they hear more and more rumours about the activities of the kings on each side.
 By the time they arrive, they will able to pick a side.