No, it's not cumulative. You may apply a +1 or -1 modifier if you have one or more Sky Lanterns.
BackSource: Warhammer: The Old World Online Rules Index
Arcane Journal: Armies of Grand Cathay - Frequently Asked QuestionsURL Copied!
URL Copied!
View complete list of all frequently asked questions.
Currently displaying all results.
Heavenly Beacon allows you to modify the roll by +1 or -1 when rolling to determine if Ambushers arrive. Is this cumulative? In other words, is it +2 or -2 if I have two Sky Lanterns?URL Copied!
URL Copied!
Source: Official Armies of Grand Cathay FAQ & Errata - Version 1.5.1
Are the effects of the Grand Cannon's Thunderous Impact special rule cumulative? In other words, if a unit is within range of two strike points, does it suffer a -2 modifier to its Movement characteristic?URL Copied!
URL Copied!
No, it's not cumulative.
Source: Official Armies of Grand Cathay FAQ & Errata - Version 1.5.1
Mastery of the Elemental Winds can only be used once per turn, but is this once per Wizard or once per army?URL Copied!
URL Copied!
Once per army.
Source: Official Armies of Grand Cathay FAQ & Errata - Version 1.5.1