Added noRegen=true
@@ -39,7 +39,7 @@ public final class KnightOfTheMists extends CardImpl {
// When Knight of the Mists enters the battlefield, you may pay {U}. If you don't, destroy target Knight and it can't be regenerated.
Ability ability = new EntersBattlefieldTriggeredAbility(new DoIfCostPaid(
- new InfoEffect(""), new DestroyTargetEffect(), new ManaCostsImpl("{U}")
+ new InfoEffect(""), new DestroyTargetEffect(true), new ManaCostsImpl("{U}")
).setText("you may pay {U}. If you don't, destroy target Knight and it can't be regenerated."));
ability.addTarget(new TargetPermanent(filter));
addAbility(ability);
