| Clue | Source | Date |
|---|---|---|
| Best-selling manga series that spawned a trading-card game | ||
| Manga and anime series with an associated card game | ||
| Trading card game based on a manga | USA Today | 29 Oct 2020 |
| Manga series about gaming | The Washington Post | 11 Oct 2020 |
| Manga series about gaming | LA Times Daily | 11 Oct 2020 |
| Trading card franchise that's an alternative to Pokémon | New York Times | 29 Aug 2020 |
| Manga series about gaming | ||
| Manga and anime series that's the basis for a popular trading card game |