Several factors influence Surging Sparks card values: card condition (mint cards worth 3-5x more), rarity (holographic and rare cards command higher prices), first edition status, PSA/BGS grading scores, and market demand for specific Pokemon
You can jump through hoops to refill off of Pursuit of Knowledge or Well of Lost Dreams, but your best source of multiple cards in a turn (cycle) remains the expensive white draw options
The idea with all three is to get a big body out to absorb damage and make it very hard for tempo decks to brush past
(Mana abilities can't be copied.) Ulalek must be on the battlefield in order for its triggered ability to trigger
It reads scanner output and suitable photos, then matches card, set, collector number, and language
Also, besides an app for Pokemon cards, Dragon Shield also has apps for Magic: The Gathering, Yu-Gi-Oh, and Flesh and Blood cards