[quote=@Path]
<Snipped quote by Nimda>

Interesting. Mana is a defensive/and immunity towards magic. 
*thinks for a second and speaks slightly out loud to myself*
I wonder how long magic has been in your world… must be enough time for mana to be developed in a way to counteract it…
[/quote]

It only makes you immune to the channeling process. If you hit someone with an ice missile, they’re going to feel it. Magic has been around longer than Lily has.