public MoltenSlagheap(UUID ownerId) {
super(ownerId, 306, "Molten Slagheap", Rarity.UNCOMMON, new CardType[]{CardType.LAND}, "");
this.expansionSetCode = "C13";
// {tap}: Add {1} to your mana pool.
this.addAbility(new ColorlessManaAbility());
// {1}, {tap}: Put a storage counter on Molten Slagheap.
Ability ability = new SimpleActivatedAbility(Zone.BATTLEFIELD, new AddCountersSourceEffect(CounterType.STORAGE.createInstance()),new GenericManaCost(1));
ability.addCost(new TapSourceCost());
this.addAbility(ability);
// {1}, Remove X storage counters from Molten Slagheap: Add X mana in any combination of {B} and/or {R} to your mana pool.