10 cards where the cards are dual lands that damage you when you get colored mana

Adarkar Wastes (Dominaria United #243)
Battlefield Forge (Outlaws of Thunder Junction Commander #271)
Brushland (The Brothers' War #259)
Caves of Koilos (Outlaws of Thunder Junction Commander #277)
Karplusan Forest (Dominaria United #250)
Llanowar Wastes (Outlaws of Thunder Junction Commander #305)
Shivan Reef (Outlaws of Thunder Junction Commander #320)
Sulfurous Springs (Outlaws of Thunder Junction Commander #323)
Underground River (Outlaws of Thunder Junction Commander #338)
Yavimaya Coast (Outlaws of Thunder Junction Commander #342)

Though this query has ended, its relics still slumber in New Argive.