Underworld Betta Hunter 2021
| Top Participant | Entries |
|---|---|
| THE WILDERNESS | 1 |
| THIAM HOCK | 1 |
| THOMAS CHAY | 1 |
| THOUSAND STAR AQUATIC | 1 |
| TIGER BETTA RDG | 1 |
| TIO BETTA MAN | 1 |
| TMF BETTA | 1 |
| TMR BETTA | 1 |
| TNB | 1 |
| TOK PENG BETTA | 1 |
| TOK WAN BETTA | 1 |
| TOM BETTA | 1 |
| TPBC AZRAI | 1 |
| TPBC BONG | 1 |
| TPBC MIKHA | 1 |
| TR MAZX | 1 |
| TRIPLE D (TBL) | 1 |
| TRIPLE D TBL | 1 |
| TROPER BETTA FARM (P.B.F) | 1 |
| TRW BETTA HOUSE | 1 |