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 |
|---|---|---|---|
| #896 | Unknown | 02b226cc… | |
| #1432 | Unknown | 02ce84e3… | |
| #82 | Unknown | 03363a54… | |
| #184 | Unknown | 03367674… | |
| #280 | Unknown | 03405cf1… | |
| #894 | Unknown | 0367aa9a… | |
| #362 | Unknown | 0385763f… | |
| #341 | Unknown | 038d5eae… | |
| #103 | Unknown | 03dcca3b… | |
| #871 | Unknown | 04030251… |