The five most popular questions specifically about plot elements or characters in Genius Game Season 1 Episode 8 are:

1. How does the best-of-three Death Match format work in the finale, and what strategies do the finalists use to win?
2. Which player wins the two games needed to claim victory in the final episode?
3. What is the significance of the Tokens of Life and garnets earned by players during the matches?
4. What secret involving the 'zebra chip' was revealed after the finale, and how did it affect the players?
5. How do the players' decisions about depositing 'kongs' influence the outcome of the team matches and individual survival?

These questions focus on the specific mechanics of the final episode's games, the key players' actions and outcomes, and notable plot revelations unique to Episode 8.