Actually its more logical name would be Invert (which isn't a bad name) but something has to be fancy at the cost of having imaginary physics
And if we are talking about real physics all
aether is hax!
As for the healing, it is really needed to broaden the options as all decks should have a form of healing or stall and antimatter is one of the most unreliable against multiple deck versions because of the multitude of options to disable it.
But when it works....