The Spark Trainer card has been climbing in value since the set's launch in July and has been selling for around $20
You can automate your battle if youre confident in your deck, and each victory against your opponent will grant you Shinedust, Pack Hourglass, and Shop Tickets
equip that monster from your GY to that monster on the field as an Equip Spell with these effects
Basic Value Equation: Worth Grading: Raw card value (cost of raw card + grading fees (mentally include turnaround times and changes in the market during that time) graded value of the card (include worst case scenario grade up to best case scenario grade) Only worth grading if this card is meaningful to you, meant to be part of your personal collection, or you're concerned with preservation or authentication
What this includes: Cards that prevent or punish opponents (and sometimes you too) from drawing cards, or at least casting lots of spells in a single turn
attach that opponents monster to your monster as Xyz Material