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 |
|---|---|---|---|
| #268 | Unknown | 11e2873d… | |
| #345 | Unknown | 11e6af49… | |
| #206 | Unknown | 11ea839a… | |
| #417 | Unknown | 124245a6… | |
| #1168 | Unknown | 12502d07… | |
| #115 | Unknown | 1252fc0d… | |
| #1151 | Unknown | 1272a362… | |
| #337 | Unknown | 1298c4b1… | |
| #510 | Unknown | 12b8a8d5… | |
| #116 | Unknown | 130c91ba… |