From a collecting side, power differences add excitement too
You can find out your card's prices by checking eBay's 'Sold Items' to see what copies sold for recently
SBC2-ENS03 Battle City Slugger Joey/Skill All Warrior monsters you control gain 100 ATK for each Warrior monster you control
Aside from that, there are plenty of artifacts that can be used alongside this card in competitive decks
Generally, it's a good idea to take a look at the current meta to see which Pokmon cards are performing well
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