How to use

isCanKill

method

in

mage.abilities.effects.common.continuous.BoostEnchantedEffect

public BoostEnchantedEffect(DynamicValue power, DynamicValue toughness, Duration duration) {
  super(duration, Layer.PTChangingEffects_7, SubLayer.ModifyPT_7c, isCanKill(toughness) ? Outcome.UnboostCreature : Outcome.BoostCreature);
  this.power = power;
  this.toughness = toughness;
  setText();
}