| Houston Rockets | Ralph Sampson | 2020-21 Spectra Hall of Fame Signatures | 42 | Not #d |
| Houston Rockets | Ralph Sampson | 2020-21 Spectra Hall of Fame Signatures Gold | 42 | 10 |
| Houston Rockets | Ralph Sampson | 2020-21 Spectra Hall of Fame Signatures Gold Vinyl | 42 | 1 |
| Houston Rockets | Ralph Sampson | Elegance Retired Jersey Autographs | 4 | 99 |
| Houston Rockets | Ralph Sampson | Elegance Retired Jersey Autographs Holo Gold | 4 | 10 |
| Houston Rockets | Ralph Sampson | Elegance Retired Jersey Autographs Holo Silver | 4 | 25 |
| Houston Rockets | Ralph Sampson | Elegance Retired Jersey Autographs Platinum | 4 | 1 |
| Houston Rockets | Ralph Sampson | Immortal Ink | 31 | 49 |
| Houston Rockets | Ralph Sampson | Immortal Ink Holo Gold | 31 | 10 |
| Houston Rockets | Ralph Sampson | Immortal Ink Holo Silver | 31 | 25 |
| Houston Rockets | Ralph Sampson | Immortal Ink Platinum | 31 | 1 |
| Houston Rockets | Ralph Sampson | Impeccable Selections Signatures | 21 | 99 |
| Houston Rockets | Ralph Sampson | Impeccable Selections Signatures Holo Gold | 21 | 10 |
| Houston Rockets | Ralph Sampson | Impeccable Selections Signatures Holo Silver | 21 | 25 |
| Houston Rockets | Ralph Sampson | Impeccable Selections Signatures Platinum | 21 | 1 |
