Catastrophe
{4}{W}{W}
Sorcery
Oracle Text
Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.
Watch Out
Static ability — always active, can't be responded toRules Note
This card has a static ability that applies continuously as long as it's on the battlefield. There's no trigger or activation — the effect just exists. Removing the permanent is the only way to stop it.