public SpawningPool(UUID ownerId) {
super(ownerId, 358, "Spawning Pool", Rarity.UNCOMMON, new CardType[]{CardType.LAND}, "");
this.expansionSetCode = "10E";
this.addAbility(new EntersBattlefieldTappedAbility());
this.addAbility(new BlackManaAbility());
this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new BecomesCreatureSourceEffect(new SkeletonToken(), "land", Duration.EndOfTurn), new ManaCostsImpl("{1}{B}")));
}