The reward for winning is a new location on the map (in the bottom-right), which consists of a room in which you can talk to (and duel) Yami, Pegasus, Seto, Shadi, Simon Muran, Bakura (!), Noa (!!) and the Marik-controlled version of Jounouchi (from Battle City)
Spell The Grand Spellbook Tower Field Spell Once per turn, during your Standby Phase, if you have a Spellcaster-Type monster on your side of the field or in your Graveyard: You can place 1 "Spellbook" Spell Card from your Graveyard on the bottom of your Deck, except "The Grand Spellbook Tower", then draw 1 card
They opt to just kick these errors back to be safe
Forget that Yugi person
And while Keimi, the Frog friend of Tatsunari, looks out of place in such a lineup, make no mistake: hes an Enchantress at heart
Three mana for a 3/3 and a 1/1 is awesome, and you can even buff the 3/3 (and other tokens)