This came up as people were talking about guessing the ink of a card from the general coloring of the art
Example Decklist: Grixis Shadow | Modern | _Logic_, 5-0 MTGO League Creatures (14) 2 Grim Lavamancer 2 Scourge of the Skyclaves 2 Snapcaster Mage 4 Death's Shadow 4 Sprite Dragon Instants (14) 2 Drown in the Loch 2 Temur Battle Rage 3 Lightning Bolt 3 Stubborn Denial 4 Fatal Push Sorceries (9) 1 Unearth 2 Expressive Iteration 2 Inquisition of Kozilek 4 Thoughtseize Artifacts (4) 4 Mishra's Bauble Lands (19) 1 Island 1 Mountain 1 Swamp 1 Fiery Islet 1 Steam Vents 2 Blood Crypt 2 Scalding Tarn 2 Watery Grave 4 Bloodstained Mire 4 Polluted Delta 3
See also madness here in this archetype
Demand is a three-mana Azorius sorcery that tutors your deck for a multicolored card, reveals it, and then puts it into your hand
The most important thing that a creature-land can be is efficient, and while members of the new cycle in Adventures in the Forgotten Realms tend to have fairly steep activation costs, they do gain some points back for this by entering the battlefield untapped on the early turns of the game
Worldly Tutor, Diabolic Intent, Grim Tutor