| Artist name | Roles | Recordings |
|---|---|---|
| King Geedorah | vocal | Operation: Greenbacks |
| Megalon (US rapper Thomas Rollins aka Tommy Gunn) | vocal | Operation: Greenbacks |
| Artist name | Roles | Recordings |
|---|---|---|
| King Geedorah | vocal | Operation: Greenbacks |
| Megalon (US rapper Thomas Rollins aka Tommy Gunn) | vocal | Operation: Greenbacks |
| Artist name | Roles | Recordings |
|---|---|---|
| King Geedorah | vocal | Operation: Greenbacks |
| Megalon (US rapper Thomas Rollins aka Tommy Gunn) | vocal | Operation: Greenbacks |