Aside from the ATG, nothing in my list is a "new" favorite - I've been devoted to journal tablets for several years, and to Sizzix for... well, I was loving the Ellison machines in high school in the late '90s, and my mom got her Sizzix big red no later than 2003, and possibly 2002. In a crowd where some people and companies consider anything older than six months old to be out of style and worth pulling off shelves and into clearance bins, that's practically ancient.
I'm a newb so all my stuff is new but those closest to my heart at the moment are, Tim Holtz distress ink, CE1, BG and Bazzill Basics papers. My newest fav is this HA stamp I picked up from M's (75% off):