The utility of steal an artifact is lost on no one, and his card filtering is useful at every stage of the game
C Common Cybernetic Overflow X TRAP Banish "Cyber Dragon(s)" with different Levels from your hand, face-up field, and/or GY, then destroy an equal number of cards your opponent controls
The protagonist and other humans in the game have well-designed personalities
While the games normally have 18 different Pokemon types with some feeling a little redundant (really, what is the difference between Ground and Rock besides one possibly involving more dirt?), the TCG only has 11 different Pokemon types
Lastly, there's the two highest leveled Normal Summon "Vampire" monsters
When Yugi Muto and Joey Wheeler enter the Virtual World with Mokuba to rescue Seto, the Big Five send Kemo and two other operatives to unplug their pods, which would trap them all