(It's an artifact with ", Sacrifice this token: Add one mana of any color.") Enchantment - Aura Song of Erendil (As this Saga enters and after your draw step, add a lore counter
Due to this, players who wanted to collect all 100 cards had a hard time and WotC introduced a Buy-Back program, where players could send in 100 copies of their duplicates for cash (Source)
There is a difference between a re stock and re print
In most cases, Id say the internet is where its at simply because it has the largest pool of buyers
Prices vary depending on the set, rarity, and supplier
The best ones do more than store a card list: they show quantities, prices, set completion, imports, exports, and whether a deck uses cards you already own