yugioh heroes deck Orica powered Level 10 Synchro Monsters I use a elemental hero

We have no idea what cards are in this set

#5 Shadows of the Galaxy - Booster Display Game: Star Wars: Unlimited Set: Shadows of the Galaxy

Their faces have masks similar to that of Paradox, with the right side black, the left side white and line patterns that cover the eyes ("Malefic Cyber End Dragon" also has its far right head black and far left white)

(1) This Pendulum Summoned card gains these effects

And thats all well have of Teferi until a few years later when the set Urzas Saga comes out

deck involves researching and choosing a strategy, selecting staple cards that synergize with that strategy, and balancing your deck with the correct ratio of monsters, spells, and traps