booster box union arena TCG: Pack 11 In addition to this theres also alt Union Arena Card Game Goddess

You can't even play this one in vintage

Getting free value for doing what you are already doing is great

Card Type: Synchro/Effect Attribute: LIGHT Card Level: 8 Monster Type: Warrior ATK: 3000 DEF: 1500 Card Number: LC5D-EN035 Card Text: Road Synchron + 2 or more non-Tuner monsters Once per turn: You can Special Summon 1 Level 2 or lower Warrior or Machine-Type monster from your Deck

That said, it's a much faster way to show a Trainer how many cards they're missing from each deck and booster pack

As a beginner, dont worry too much about chasing the rarest cards straight away

Autumn Burchett wrote a bit about the typical patterns where it breaks a battlefield stall or allows a player who is ahead to crush the other player, but theres a lot of depth as you flip through the unique chapters