A hat for players who help on the test sites, and members of Madrak's Test Army, a former group dedicated to finding bugs in Roblox. This hat is given rarely.
| Player | Serial | Ownership ▾ | UAID |
|---|---|---|---|
| #514 | Unknown | 06cf779a… | |
| #744 | Unknown | 06d69f3f… | |
| #535 | Unknown | 07112bf4… | |
| #1405 | Unknown | 074e8862… | |
| #1277 | Unknown | 0753e45f… | |
| #577 | Unknown | 07a053ac… | |
| #89 | Unknown | 07b6beaf… | |
| #539 | Unknown | 07f162ae… | |
| #1053 | Unknown | 07fde720… | |
| #874 | Unknown | 08218dbc… |