Why This Works
The Bloody Mary is the rare classic where going alcohol-free changes almost nothing, because vodka was nearly flavorless to begin with. Its only real job was a faint warmth and a bit of dilution, both of which good tomato juice and fresh ice cover easily. Everything you actually taste, the tomato, the acid, the salt, the spice, is still exactly where it belongs.
A great one is all about balancing five savory levers: salt, acid, heat, umami, and the tomato's own sweetness. Lemon brightens, Worcestershire and horseradish deepen, hot sauce lifts, and celery salt ties it together. Build it, taste it, and adjust, because tomato juices vary and the drink is only ever as balanced as your last correction.
Roll it, do not shake it hard. Rolling chills and combines without whipping in air, so the drink stays rich and full-bodied rather than pink and foamy. Then treat the garnish as part of the recipe: a celery stalk, a couple of olives, and a lemon wedge are aroma and snack as much as decoration.
The Alcohol-Free Swap
This is the one drink where you do not need a non-alcoholic spirit at all. If you want a little extra backbone, a splash of alcohol-free clear spirit or a savory non-alcoholic aperitivo works, but a well-seasoned Virgin Mary stands completely on its own.