My collection:
In the binder I have my ancient mew and French cards/deck:
In the pink box I have all my old/original cards/coins/counters:
In the deck box I have my main deck which is fairy/grass and has ALL THE TOGEKISSESSSS XD
The black generations box has most of my collection starting with pokemon:
Trainers:
Energies:
And behind my second deck which is psychic/water. It's not really competition worthy though:
The steam siege box has my steam siege cards that I've been keeping separate to trade with a friend and my theme decks/boxes: