| Date | Transaction |
| 08-25-2025 | The Memphis Mephitic Miasma have moved Confident "Practicing" Heterosexual, Toxic Joe Spiller, Nagging Bummitch, Possum Eton-Schmidt, Grab Holt, Peter Pesky, Tom "Ben" Pistone, Jack Clark, and Fun Gus Amongus to the active roster. The Memphis Mephitic Miasma have moved Charleze Pride, P. Ennis DeMilo, Charlie Edwards, Easley Philpot, Prune Tang, Lars Blackoch, Hal Nice, and Fotogenic Mammory to the inactive roster. |
| 08-10-2025 | The Memphis Mephitic Miasma have moved Nat Hutcherson, Codpiece Reese, Lars Blackoch, and Ed Black to the active roster. The Memphis Mephitic Miasma have moved Toxic Joe Spiller, Little Dabney Duya, Action Jackson, and Tom "Ben" Pistone to the inactive roster. |
| 01-26-2025 | Toxic Joe Spiller of the Memphis Mephitic Miasma is injured with a foot ligament sprain and is expected to be out for approximately 14 days. |
| 08-26-2024 | The Memphis Mephitic Miasma have moved Judge Booty, Nagging Bummitch, Grab Holt, Peter Pesky, Fun Gus Amongus, Toxic Joe Spiller, and Tom "Ben" Pistone to the active roster. The Memphis Mephitic Miasma have moved N. U. Endo, Luca Brasi, Lars Blackoch, P. Ennis DeMilo, Brent Jones, Easley Philpot, and Super Powers to the inactive roster. |
| 08-05-2024 | The Memphis Mephitic Miasma have moved Lars Blackoch, Death From Above, Charleze Pride, Easley Philpot, and Andy Ottele to the active roster. The Memphis Mephitic Miasma have moved Grab Holt, Peter Pesky, Fun Gus Amongus, Toxic Joe Spiller, and Beast Strokkanov to the inactive roster. |
| 10-09-2023 | The Memphis Mephitic Miasma have moved Toxic Joe Spiller to the active roster. The Memphis Mephitic Miasma have moved Lionel Twain to the inactive roster. |
| 09-17-2023 | The Memphis Mephitic Miasma have moved Toxic Joe Spiller to the inactive roster. |
| 09-10-2023 | Toxic Joe Spiller of the Memphis Mephitic Miasma is injured with a hamstring strain and is expected to be out for approximately 27 days. |
| 11-14-2022 | The Memphis Mephitic Miasma have moved Confident "Practicing" Heterosexual and Toxic Joe Spiller to the active roster. The Memphis Mephitic Miasma have moved Possum Eton-Schmidt and Lionel Twain to the inactive roster. |
| 08-29-2022 | The Memphis Mephitic Miasma have moved Grab Holt, Peter Pesky, Lionel Twain, Hannibal Lexus, Kris Krinkle, and Musan Skwerl to the active roster. The Memphis Mephitic Miasma have moved Prune Tang, Kilroy Waseer, Flying Fuzzyfok, Confident "Practicing" Heterosexual, and Toxic Joe Spiller to the inactive roster. |
| 05-01-2022 | The Memphis Mephitic Miasma have moved Confident "Practicing" Heterosexual, Toxic Joe Spiller, Prune Tang, Wilma Falkerson, and Kilroy Waseer to the active roster. The Memphis Mephitic Miasma have moved Lennie "I will call him" George, Musan Skwerl, Lionel Twain, Micah Wish, Hannibal Lexus, Twinkletoes, Kris Krinkle, and Pispore Altitude to the inactive roster. |
| 08-30-2021 | The Memphis Mephitic Miasma have moved Critter Gitter, Snuggles Ruggles, Passion Pinkston, Micah Wish, Shomey DeMonet, Lionel Twain, Twinkletoes, Hannibal Lexus, Lyle Bebek, Kris Krinkle, Kant Misko, Cho Bidnez, and Spiked Hare to the active roster. The Memphis Mephitic Miasma have moved Harry Reed, Charlie Powell, Kilroy Waseer, Graham Knab, Dick McFarnwide, Action Jackson, Bobbitt Aboutabbitt, Robbie Dulaney, Stephone Jackson, Toxic Joe Spiller, Wilma Falkerson, Fuzzy Schwartzman, and Doug Keys to the inactive roster. |
| 08-09-2021 | The Memphis Mephitic Miasma have moved Tim Hope, Graham Knab, Charlie Powell, Robbie Dulaney, Toxic Joe Spiller, Fuzzy Schwartzman, Stephone Jackson, Vic Casner, Doug Keys, Action Jackson, Harry Reed, and Kilroy Waseer to the active roster. The Memphis Mephitic Miasma have moved Passion Pinkston, Pispore Altitude, Kant Misko, Shomey DeMonet, Lyle Bebek, Critter Gitter, Lionel Twain, Spiked Hare, Hannibal Lexus, Dick McFarnwide, Kris Krinkle, Judge Booty, and Micah Wish to the inactive roster. |
| 08-10-2020 | The Memphis Mephitic Miasma have changed Joe Spiller's name to Toxic Joe Spiller. |
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