Normal prices range from $0.05 to $19.82
That gap reflects the quality difference collectors pay for
Set: XY: BREAKthrough Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless,Colorless
Set Number 54 Language English Legal Formats Commander, Legacy, Modern, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Pauper, Pioneer, Standard, Timeless Rulings (2/1/2007) The appropriate permanents enter tapped
Collector booster contents Collecting Magic: The Gathering Assassin's Creed A Beyond booster is essentially a mainline product for Universes Beyond sets while Collector boosters are an alternative product that can be associated with any set release (the Doctor Who Commander set had Collector boosters, for example)
Auctions ending on Sunday evenings consistently get more bids than those ending at other times