Each of these rare nonbasic dual lands has two basic land types and a static replacement ability, from which these cards derive their collective nickname "shock lands", that causes each to enter the battlefield tapped unless its controller pays 2 life. The name "shock land" alludes to the card, specifically damage dealt by, Shock, though there are technical and sometimes significant differences between shock lands' life loss and Shock's damage.
The shock land are:
As shock lands, like the original dual lands, have basic land types, they were and are often synergistically used with fetch lands, where available. Due to this, they form an integral part of most decks in the modern format, whereas in Legacy the original duals take their place.
Stomping Ground in particular was much sought-after, since it and a Kird Ape in one's opening hand meant a first-turn 2/3 creature. The same with Wild Nacatl making it a 2/2 on turn 1 with Stomping Ground or Temple Garden and Loam Lion with Temple Garden.[fact? citation needed]
|Categories of nonbasic lands|
|No colors of mana/no mana: Fetch lands|
|One colors of mana: Sac lands|
|Two colors of mana: Check lands • Dual lands • Filter lands • Gates • Karoo lands • Pain lands • Sac lands • Shock lands • Slow lands • Taplands •|
|Three colors of mana: Lairs • Triple lands|