yugioh speed duel card pool Battle City Finals Duel: Box : Toys & Games Designed to allow up to 8 players to jump into their own dynamic tournament experience Yu-Gi-Oh! Trading Card Game Speed

Well, its all about their rarity

A deck of mostly mana dorks can often suffer from drawing too many cards that generate mana, so having a way to refuel the battlefield once you've run out of cards in hand gave a deck like this more late-game power and made it more fun to play

Trophy cards are printed on US card stock rather than Japanese, so I expect they are still printed in the US

Volcanic Vision: It can be an easy board wipe against all opponents

this time doing it right

Orcish Siegemaster makes your orc army a massive threat by giving it trample, and in return it also gains a power bonus whenever it attacks