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
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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....