I intend to focus more on the individual variations in this guide, and cover broader topics another time
I think that the idea of selling custom Commander decks does have some room to grow, and part of that is lowering the profit margins to make it a viable choice for players seeking the convenience
While Jori En will be far from the best card in your deck, its a good way to draw them more reliably
The main Summons you'll often see are Ifrit (Fire), Garuda (Wind), Leviathan (Water), Shiva (Ice), Titan (Earth), Ramuh (Thunder), and Bahamut, who is often the most powerful and unaspected
For five mana, one of each color, you can return an enchantment from your graveyard back to the battlefield
Typically however you want your top end at 7 and 8 if you want casting them as a backup (which the green based cheat in decks generally do)