You can pick two of them based on nothing more than vibes and personal preference, and the game will automatically create a deck using those two archetypes
Your cards will be returned in the same packaging you sent them in, so that is up to you
It was understandable in the First Chapter to have Amethysts role defined as the active card draw ink color but supplementing it each set (and combining with playable and powerful passive card draw engines even within color) has become abusable already after simply two sets
The Ozolith gives you a non-creature permanent on which to store your counters and is a good mover of counters as well
Lock And Load As mentioned above, the big theme of the Final Fantasy VII Commander deck is Equipment
This wizard still isnt a slam dunk, but it only costs 4 mana, it creates a body as it enters, and it makes your board much more scary if you have other vehicles the turn it comes down