Scout Unit Hemlock Vial Ichor Wellspring Inverted Iceberg Lantern of the Lost Lembas Mephitic Draught Metalspinner's Puzzleknot Pendulum of Patterns Poet's Quill Potion of Healing Prophetic Prism Ransom Note Refurbished Familiar Ribskiff Robobrain War Mind Runaway Boulder Saheeli's Lattice Sanguine Statuette Scrapwork Mutt Scrapwork Rager Sicarian Infiltrator Skyscanner Sleeper Dart Solemn Simulacrum Soul-Guide Lantern Spare Supplies Staff of Eden, Vault's Key Staff of the Storyteller Supply Drop Terrarion The Grand Calcutron The One Ring Towashi Guide-Bot Triarch Praetorian Tsabo's Web Wedding Invitation Wedding Ring Wizard's Rockets
All categories, but one, played into this idea of "and." The other, what I called "overlap," didn't really fit the description of "and." Overlap designs fit both colors individually but at a better cost because players have to use two colors to cast it
Rogue's Passage: a great land
I'm not saying that you have to play the cheapest deck for any given format, just understand that just because a deck costs less, it doesn't make it any less viable
For full guides on how to build competitive decks, see our articles on How to Build a Standard MTG Deck and for Commander, How to Build a Commander Deck
Xantcha Sabotage on Moxfield (Golgari) Zask, Skittering Swarmlord For Golgari I wanted to do a tribal graveyard deck that wasnt something Id seen others do before