Nautiloid Ship feels black, but is somehow colorless
Regarding the legality of the cards: Magic: The GatheringFINAL FANTASY (FIN) is a Standard-legal set Magic: The GatheringFINAL FANTASY Commander (FIC) and FINAL FANTASY Through the Ages (FCA) are Commander-, Legacy-, and Vintage-legal sets, and individual cards are also legal where already available in other formats Magic: The Gathering FINAL FANTASY Play Boosters contain cards from FIN and FCA
Both of these Locations don't have a unique ability, but they ease the player into using them by being cheap, ink cost-wise, while also gaining you one lore at the start of your turn, so long as the locations stay on the field
Players may choose a Background (the new enchantment subtype) to go with the Legendary Creature and have both act as their commander
In this deck, the Great Stone Dragon actually ends up being phenomenally effective