Apply a validation system/marker system that the aura of the shield can only target units not already with the buff from another shield.
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Considered easy altering of the unit textures?
http://static.sc2mapster.com/content/attachments/15/252/Screenshot2011-04-17_09_16_21.jpg
For my public assets look here!
http://www.sc2mapster.com/forums/resources/data-assets/46733-the-assets-of-evil/#1
Sirrace Regular ShmoeI'm still pretty new to the editor and I try everything you guys mention but I'm not sure what you mean by this. Can you explain?