// Whenever this creature transforms into Ravager of the Fells, it deals 2 damage to target opponent and 2 damage to up to one target creature that player controls.
this.addAbility(new RavagerOfTheFellsAbility());
// At the beginning of each upkeep, if no spells were cast last turn, transform Huntmaster of the Fells.
this.addAbility(new TransformAbility());
TriggeredAbility ability = new BeginningOfUpkeepTriggeredAbility(new TransformSourceEffect(true), TargetController.ANY, false);
this.addAbility(new ConditionalTriggeredAbility(ability, NoSpellsWereCastLastTurnCondition.getInstance(), TransformAbility.NO_SPELLS_TRANSFORM_RULE));
}