To be or not to be, that is not the question. The real question is on EARTH is he carrying it around.It better be part of the spell because WHAT Nikki
Did you not notice he had taken off a magic transfer bracelet after holding the skull when he about passed out after the candle exam? And the comment he made? What if her bones still accumulated power, and that's what he used to jump back in time (twice)?
This dude is just walking around with and talking to his dead wife's skull. If that ain't creepy, I don't know what is.