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 |
|---|---|---|---|
| #1367 | Unknown | 10499362… | |
| #944 | Unknown | 10b2fabf… | |
| #612 | Unknown | 10b7eb8c… | |
| #378 | Unknown | 10d1679a… | |
| #306 | Unknown | 10d839d0… | |
| #987 | Unknown | 10e90b8c… | |
| #650 | Unknown | 114700dd… | |
| #19 | Unknown | 11665377… | |
| #480 | Unknown | 11692c6b… | |
| #1218 | Unknown | 1195fc4d… |