[@Zetsuko] Correction: A mage who had to use his once-every-6-years-ma-fu-kan just to get the leg-up we needed [i]while[/i] we had the terrain advantage that comes with being the defender in a siege. If we just walked up to the castle, [i]they[/i] would have all their forces [i]and[/i] the defender's advantage and we'd all be dead. It seems like a non-issue to me.