>>95944451
There are multiple phone apps for scanning collections, I use Manabox and a 3d printed rig to just throw the cards in safely. You can just use a few stacked books to hold our phone up too but I had a friend willing to print one for me for cheap.
You can then export the file to a website like Moxfield to keep track of everything as well as make decks.
I too left around Fifth Dawn and came back just a year ago.
finding out what happened to Mirrodin was very sad