Lands produce magical energy, or mana, which is the fuel used to cast other spells
Of course, there are stories of this thing completely changing the game, but in general, there is usually enough enchantment removal floating around that most of the time this will probably do nothing (expect possibly draw out that enchantment removal, but you dont usually want to approach the game like that, especially in multiplayer)
Those Boomerang Basics + Stormchaser's Talent loops or simply countering your opponents spells should give you an army
Mauis Place of Exile Lorcana lovers were really excited about this card reveal because it is only the second location card from Lorcana to be revealed
They are also cheap to find and available by the hundreds for your card stock
This is because Zilortha's Ikoria version exists only as part of a crossover with the Godzilla franchise as Godzilla, King of the Monsters