What should I use to hold all these cards and dice!?

This forum thread has a lot of suggestions: https://boardgamegeek.com/thread/1147576/storage-solutions

A lot of people use Plano Fishing Tackle boxes.

http://amzn.to/2bzWNSK

http://amzn.to/2bzWFTr

http://amzn.to/2bzWU0C

There are also custom boxes from craft stores.

http://www.michaels.com/bead-organizer-carrying-case/10468277.html#q=bead&start=22

http://www.joann.com/plastic-storage-105inx65inx875in-21-compartment/10206282.html#q=Darice&prefn1=prod_type&sz=36&start=109&prefv1=Product

Zen Bins are a storage option for cards and dice that was designed specifically for Dice Masters.

http://www.zenbins.com/

Wizkids Team and Collector boxes are also available.