Will set the colour of the bar to purple if you don't have agony, corruption and siphon life present on the target.
You can also set it to just track any number of them, by removing the dot you don't want tracked in the constructor.
Line 10 in the 'nameplate updated' script is commented out for ease of testing on target dummies.
This is based on a modified version of the included mod, with help from 'Ariani | Continuity' from the plater discord (he basically wrote it and I copied what he told me to write, don't ask me questions about this, just enjoy XD)