Being able to ramp the best land out of the top four cards of your deck at instant speed is already very useful, but the fact that you can still draw one of them into your hand as a fall back means that you wont have a major downside (see Growth Spiral for a similar effect)
But because Legendary Collection is such a scarce and sought-after set, even this version regularly sells for well over $100 ungraded, with the current market price hovering around $175
-How are we able to offer these so cheap? We ARE Sleeve Kings
Dark Honest X DARK Level 4 [ Fairy / Effect ] ATK 1100 DEF 1900 Once per turn, during your Main Phase: You can return this face-up card to the hand
You can get a duplicate of any other card youve pulled in the foil slot
Normally thats a slow process, but Abidoss Skill Card speeds it up: once per turn, the Ancient Ruler Rises Skilllets you send a Level 2 Zombie from your Deck to the Graveyard and places one of your Sarcophagus cards from your Deck, Graveyard, or that was banished, face-up into your Spell and Trap Zone