Its a Wizard that allows for deck synergies
Options include: Ancient Tomb, Nykthos, Shrine to Nyx, Myriad Landscape, Mana Crypt, Mana Vault, Wayfarer's Bauble, Surveyor's Scope, Coldsteel Heart, Marble Diamond, Pearl Medallion, Knight of the White Orchid, Sol Ring, Thran Dynamo, Worn Powerstone, Burnished Hart, Solemn Simulacrum, Kor Cartographer, Extraplanar Lens, Gauntlet of Power, Caged Sun
Once you have the city's blessing, you have it for the rest of the game, even if you lose control of some or all your permanents
Searching through multiple zones at once makes this an efficient card, even if it has high deckbuilding requirements
When Gruff Triplets enters the battlefield, so long as its not a token, you make two token copies of it