So before I dive in, I just wanted to be clear that these decks are focused on flavor and synergies
Exploration is a one mana enchantment that allows you to play two lands per turn instead of one
Golgari Grave-Troll Playing dredge feels different than any other archetype because of how it relies on the graveyard and your library
Finally, Magic Online, which will be offering the special Godzilla Series Monster versions of cards only in Treasure Chests, will not distribute this card
Rarity is a helpful addition to a lot of Commander decks, known for housing lots of bulk rares
As an archetype, Faeries gives you a wide range of spells, mechanics, and design concepts to work with, making it a very versatile archetype depending on the commander