The cycle of Ravnica Block common "bounce lands" that tap for two color-combination mana, but when they come into play, you must return a different land card you control to your hand. The already existing cards are: Selesnya Sanctuary, Dimir Aqueduct, Golgari Rot Farm, Boros Garrison, Gruul Turf, Izzet Boilerworks, and Orzhov Basilica. The last three have yet to be released in Dissension. They are named after the card Karoo. [ edit][ edit

a tablesand found especially in southern Africa that commonly rises to a considerable height in terraces. Its vegitation does not support vegetation in the dry season but becomes a grassy plain or pastureland during the wet season.

The Karoo is a semi-desert region of South Africa. It has two main sub-regions - the Great Karoo and the Little Karoo.

a broad, relatively flat valley surrounded by mountains, and in this case, highly glaciated mountains