Play Boosters are ideal for a Limited play environment
While Urzas block was meant to be the enchantment block as cards like Replenish ($84.47) and Opalescence ($28.78) indicate the designers still managed to deliver powerhouse artifacts in this set, such as Metalworker, which at a $112.76 market value is the most valuable card from this set
Land cards are what allow you to cast spells each turn by providing mana, but you can typically only put one down each turn
Best Dimir Token Commanders (The Scarab God, Oona, Queen of the Fae, and Wilhelt, the Rotcleaver) Oona, Queen of the Fae may not be a super popular commander nowadays, but in years past, it was common to see this powerful creature heading mill decks, Faerie decks, and Dimir good stuff builds due to her efficient ability to take cards away from combo decks and generate silly amounts of flying tokens from monocolor decks
It does have things going for it though
Your opponents copy will always resolve first, so keep that in mind when negotiating who you want to target