this.color.setGreen(true);
this.power = new MageInt(0);
this.toughness = new MageInt(0);
// Kalonian Twingrove's power and toughness are each equal to the number of Forests you control.
this.addAbility(new SimpleStaticAbility(Zone.ALL, new SetPowerToughnessSourceEffect(new PermanentsOnBattlefieldCount(filterLands), Duration.EndOfGame)));
// When Kalonian Twingrove enters the battlefield, put a green Treefolk Warrior creature token onto the battlefield with "This creature's power and toughness are each equal to the number of Forests you control."
Effect effect = new CreateTokenEffect(new KalonianTwingroveTreefolkWarriorToken());
effect.setText("put a green Treefolk Warrior creature token onto the battlefield with \"This creature's power and toughness are each equal to the number of Forests you control.\"");
this.addAbility(new EntersBattlefieldTriggeredAbility(effect,false));
}