this.supertype.add("Legendary");
this.subtype.add("Equipment");
this.canTransform = true;
this.secondSideCard = new WithengarUnbound(ownerId);
this.addAbility(new TransformAbility());
// Equipped creature gets +1/+0.
this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEquippedEffect(1, 0)));
// When equipped creature deals combat damage to a player, unattach Elbrus, the Binding Blade, then transform it.
this.addAbility(new DealsDamageToAPlayerAttachedTriggeredAbility(new ElbrusTheBindingBladeEffect(), "equipped", true));