October 1, 2009 Wizards of the Coast
The lands that will be destroyed aren’t chosen until Burning of Xinye resolves.
October 1, 2009 Wizards of the Coast
Burning of Xinye targets only an opponent. If that player is an illegal target by the time Burning of Xinye resolves, the entire spell doesn’t resolve.
October 1, 2009 Wizards of the Coast
In a multiplayer game, only lands controlled by two players (you and the targeted opponent) are destroyed. However, Burning of Xinye will deal 4 damage to each creature, even those controlled by other players.
October 1, 2009 Wizards of the Coast
A land with a regeneration shield on it will regenerate from Burning of Xinye’s destruction effect. However, the spell or ability that creates that shield must be cast or activated before Burning of Xinye starts to resolve.
July 1, 2013 Wizards of the Coast
As Burning of Xinye resolves, first you destroy four lands you control (all at the same time), then the targeted opponent destroys four lands they control (all at the same time). That player chooses which of their lands to destroy. Neither of you can choose to destroy a land with indestructible.

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