| Mystery Beer I Advent exclusive 2022 | Brouwerij De Moersleutel | Sweet / Milk Stout | 11.0% |
| Mystery of Zero | North Brewing Co. | Sweet / Milk Stout | |
| Mystery Science Beaver 3000 | Lil Beaver Brewing | New England IPA | 8.0% |
| Mystery Solved | Sante Adairius Rustic Ales | Wild Ale | 5.4% |
| Mystery Stout | Short's Brewing Company | American Imperial Stout | 10.8% |
| Mystery Weisse | Night Shift Brewing | Wild Ale | 5.6% |
| Mystic Mama | Jackie O's Pub & Brewery | American IPA | 7.0% |
| Mystic Topaz | Revision Brewing. Company | New England IPA | 7.0% |
| Mystic Voyage | North Brewing Company | Sweet / Milk Stout | 8.5% |
| The Mystical Resurrection of the Alpaca Magi | Proclamation Ale Company | Wild Ale | 8.0% |
| Mystical Science | Turning Point | American Imperial Stout | 15.1% |
| Mythical White Grand Cru | Big Hole Brewing | | |
| Mythos Hellenic Lager | Mythos Breweries S.A. | | 5.0% |
| Mytilla | Wicked Weed | | |
| Mør Mør | Brouwerij West | Quadrupel (Quad) | 10.0% |