They're also cumulative with other effects that let you play additional lands, such as the one from Urban Evolution
You probably wont even play this in Limited, honestly
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Countless years ago, in his quest for ever-increasing pain, he managed to catch a cellarspawn and extract its essence to inject into himself, hoping that infusing himself with pure fear would inflict an agony upon him that no one had ever felt before
For a while, I went back and forth on this card before finally realizing that it costs only five, which is reasonable for what it does (but we unfortunately cant fit into a deck led by Gandalf, Westward Voyager)
While there are ways to make the most popular decks in the format more unique like running Tap/Untap matters Lathril, Changelings Ur-Dragon, or running a mostly Orzhov Edgar deck with a budget manabase by and large these decks play out the same way every time
