When this was first spoiled everyone had the same reaction: "You can do that?" It was news to us, but we quickly adapted and set to work making beatdown decks that could reliably put this down on the second turn thanks to the vast array of newly available dual lands
Honestly, the proxy itself looks pretty stunning with the Kaladesh Invention finish
Meloku, the Clouded Mirror 2.0 Unlike Siege-Gang Commander and many of the other 5 drop one man army cards Meloku requires you to further invest to obtain your army
Its not hard to set up a huge attack just by casting noncreature spells
a Plains, Island, Swamp, Mountain, or Forest)
In those days when the only delve threat was Tombstalker, before Deathrite Shaman, Ragavan, Nimble Pilferer, and the like highlighted peak efficiency among 1-mana threats, Mongoose was the card that let you slowly whittle down your opponents when your Delver of Secrets and Tarmogoyf were too vulnerable to removal