Defender
| Console: | Entex Adventure Vision |
| TV Standard: | Other |
| Country: | United States of America |
| Release Date: | 1982-01-01 |
| Players: | 1 |
| Co-op: | No |
| ESRB: | Not Rated |
| Type: | Action, Shooter |
Based on Williams Defender arcade game. This is the pack-in cartridge that comes with the Adventure Vision system. It was never sold separately.