this.expansionSetCode = "TMP";
this.color.setWhite(true);
// At the beginning of your upkeep, if there are no Reflection tokens on the battlefield, put a 2/2 white Reflection creature token onto the battlefield.
this.addAbility(new ConditionalTriggeredAbility(
new BeginningOfUpkeepTriggeredAbility(new CreateTokenEffect(new ReflectionToken()), TargetController.YOU, false),
new PermanentsOnTheBattlefieldCondition(filter, PermanentsOnTheBattlefieldCondition.CountType.EQUAL_TO, 0, false),
"At the beginning of your upkeep, if there are no Reflection tokens on the battlefield, put a 2/2 white Reflection creature token onto the battlefield"));
// {0}: Destroy target Reflection.