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 |
|---|---|---|---|
| #1232 | Unknown | 05706da0… | |
| #1468 | Unknown | 058fea27… | |
| #1115 | Unknown | 059a9ca2… | |
| #831 | Unknown | 059fa056… | |
| #393 | Unknown | 05add5a2… | |
| #101 | Unknown | 05c300f4… | |
| #336 | Unknown | 05f36b57… | |
| #490 | Unknown | 067cfa68… | |
| #922 | Unknown | 06b93318… | |
| #1159 | Unknown | 06bf99ba… |