Exhibit 99.1
RULE 438 CONSENT
In accordance with Rule 438 under the Securities Act of 1933, as amended, the undersigned hereby consents to being named as a prospective director of Big Cypress Acquisition Corp. (which will be renamed SAB Biotherapeutics, Inc. after the business combination) in the Registration Statement on Form S-4 filed by Big Cypress Acquisition Corp. with the Securities and Exchange Commission.
| /s/ Edward Sullivan | |
| Name: Edward Sullivan | |
| Date: July 2, 2021 |
| /s/ Christine Hamilton | |
| Name: Christine Hamilton | |
| Date: July 2, 2021 |
| /s/ William Polvino | |
| Name: William Polvino | |
| Date: July 2, 2021 |
| /s/ Mervyn Turner | |
| Name: Mervyn Turner | |
| Date: July 2, 2021 |
| /s/ David Link | |
| Name: David Link | |
| Date: July 2, 2021 |