public BorosKeyrune(UUID ownerId) {
super(ownerId, 227, "Boros Keyrune", Rarity.UNCOMMON, new CardType[]{CardType.ARTIFACT}, "{3}");
this.expansionSetCode = "GTC";
// {T}: Add {R} or {W} to your mana pool.
this.addAbility(new RedManaAbility());
this.addAbility(new WhiteManaAbility());
// {R}{W}: Boros Keyrune becomes a 1/1 red and white Soldier artifact creature with double strike until end of turn.
this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new BecomesCreatureSourceEffect(new BorosKeyruneToken(), "", Duration.EndOfTurn), new ManaCostsImpl("{R}{W}")));
}