Zaroff first becomes bored with hunting big game, as it gets too easy for him. Eventually, he finds pleasure in hunting human beings but becomes bored with that too. That´s why he decides to hunt Rainsford, an experienced hunter because it seems like a challenge.
Explanation:
Zaroff´s quest for entertainment takes him to immoral actions with no regrets. Although it´s important to be able to explore and practice entertaining activities for us, we should always have respect for others and especially any human life.
