[quote=@GrafRoy Zeppeli]
[@GypsyDangerZone] Itazu is accepted. Feel free to whip up a post whenever. 

[@Redstring] Another good point, though I never actually thought what dark magic does, since nosferatu clearly drains your life but ruin... meh, I always thought it kind of cut through people or something. To survive that and with 0 damage is another of the mysteries of fire emblem. 
[/quote]

My personal head cannon is that nearly everything is lethal in the games. You only really get "hit" by anything when you run out of HP though.