I did debate on just filling the rest of the manabase with basic lands, but ultimately, I felt that restricting the nonland spells to (mostly) Golgari guild cards was already keeping the overall power level down, so adding the best lands I could to the deck was fine
BT14-086 R Tamer Alternative Art Satsuki Tamahime Color Black Cost 3 Type DigiPolice Card Text 1 [Effect] [Security] Play this card without paying the cost
It makes so much sense that, like in the games, they fight together
Ral Zarek, Guest Lecturer is pure black and costs three mana to cast who surveils, causes any number of players to discard a card, and returns a cheap creature from the graveyard to the battlefield
Graveyard Understanding: This deck has an extensive usage of the graveyard which is a good way for beginners to become accustomed to these types of plays