| Clue | Source | Date |
|---|---|---|
| Video game expansion (abbr.) | TV | 12 Oct 2025 |
| Additional content purchased in games, say: Abbr. | ||
| Gamer's post-purchase add-ons, for short | New York Times | 18 Nov 2023 |
| Extra levels in a video game, for one: Abbr. | ||
| Extra levels in a video game, for one: Abbr. |