Its just that they are extremely difficult to find, even more so than the Portuguese one
Surprise at every opening: With 5 random cards per pack, each booster is a new adventure
You can then buff them further by using Equipment cards to cover any shortcomings that you might not be able to cover by using a purely White deck
You may cast it without paying its mana cost if that spell's mana value is 8 or less
The field spell, Floowandereeze, and the Magnificent Maps allows you to banish a monster in order to normal summon a monster from your hand, stating: During your Main Phase: You can reveal 1 Level 1 Floowandereeze monster in your hand and banish 1 Floowandereeze card with a different name from your Deck, then, immediately after this effect resolves, Normal Summon the revealed monster
Cards like Drago and Dark Simorgh, although specific in purpose, are often game winners under the right situation