Look under his own mod since the data is hidden in the default allied commanders mod.
It is similar to the power source behaviour used by pylons but with a different power link. The visuals are independent of the power and created by Blob type actors which interact with a model set under the Global Configurations type actor. The colour changes are done by the actor for his global caster unit.
Was wondering : would it be possible to have a different colour of the power visual effect for each player ?
Hey ! I've been working on a map for some months now. To present it quickly i'd say it's a mix between Magecraft and a MOBA ; there are only skills shot, no auto-attack (and no players either sadly lol). I asked a caster to play it, here it is :