8 cards where the set is “mkc” and the collector number >= 1 and the collector number <= 8

Kaust, Eyes of the Glade (Murders at Karlov Manor Commander #1)
Mirko, Obsessive Theorist (Murders at Karlov Manor Commander #2)
Morska, Undersea Sleuth (Murders at Karlov Manor Commander #3)
Nelly Borca, Impulsive Accuser (Murders at Karlov Manor Commander #4)
Duskana, the Rage Mother (Murders at Karlov Manor Commander #5)
Feather, Radiant Arbiter (Murders at Karlov Manor Commander #6)
Marvo, Deep Operative (Murders at Karlov Manor Commander #7)
Sophia, Dogged Detective (Murders at Karlov Manor Commander #8)

This search is finished. Now the real work can begin.