Narset has also found her way into the Commander format, becoming one of the best cards to include in a mono-blue Commander deck
A four-mana 2/2, Nightshade Harvester is likely to grow big fast, especially if you have a lot of opponents
Its a cool idea that wasn't quite there
There was the dreadful Cluestone cycle, including Boros Cluestone from Dragons Maze, there was the Monument cycle that turned into creatures from Dragons of Tarkir, including Atarka Monument, and there were more popular cycles, like the Signets from the original Ravnica block, which included Dimir Signet
Moana - Curious Explorer is a sapphire card, and [Format Coconut] rules allow each deck to have a total of three ink types, but one of them has to match your [Coconut] card
See, the army is made up of many individuals and every fight causes more to desert