You sound like you like action, so most of these, except a couple, are pretty action-y. I have Clannad & After Story but haven't watched them yet.
Fate/Zero - Amazing but it's on a half season break =(
To Aru Majutsu no Indekkusu (Seasons I & II) - Lovvvved it
To Aru Kagaku no Railgun -...