Have I told you how much I adore your Eustace? Missing the laws of physics (and omg Lord Octesian the former Dragon, awkward indeed), and Jill declaring that being separated does no one any good — this is great, and as always, the little touches of humor and incisive insight and All the Feels (whether Eustace acknowledges them or not) are masterful.
Re: Last Battle AU, possibly Rthverse (forget 3 sentences...)