10 cards where the cards are dual lands that fetches lands from the library

Arid Mesa (Modern Horizons 2 #244)
Bloodstained Mire (Modern Horizons 3 #216)
Flooded Strand (Modern Horizons 3 #220)
Marsh Flats (Modern Horizons 2 #248)
Misty Rainforest (Modern Horizons 2 #250)
Polluted Delta (Modern Horizons 3 #224)
Scalding Tarn (Modern Horizons 2 #254)
Verdant Catacombs (Modern Horizons 2 #260)
Windswept Heath (Modern Horizons 3 #235)
Wooded Foothills (Modern Horizons 3 #236)

The message was clear to Sorin—time to search for something else.