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 |
|---|---|---|---|
| #1081 | Unknown | 041fbfcb… | |
| #662 | Unknown | 042e084c… | |
| #1497 | Unknown | 045848e6… | |
| #1492 | Unknown | 0472256b… | |
| #957 | Unknown | 049b0c2f… | |
| #732 | Unknown | 04ba4220… | |
| #891 | Unknown | 04e8d891… | |
| #231 | Unknown | 04f84f64… | |
| #118 | Unknown | 053ce9be… | |
| #292 | Unknown | 0563acb6… |