Wow! This is an awesome mod!
The mod is called no damage spreadAlso what's with the no damage variation? Some kind of mod?
I'll be sure to updateAlso judging by the darker sprite and lack of transparency on the sentry, you have an older version of the mod (newer versions make it look more like the stardust dragon in terms of effect)
I wish I knew about this before, would've been usefulThe mod is called no damage spread