The industry standard for miking guitar cabinets. Dynamic microphone. Placed on-axis for a brighter, more present tone; off-axis for a warmer, darker sound.
A single SM57 in front of the speaker records most of the guitar tones you love. Here is exactly where to put it, how to find the spot in two minutes, and when a second mic adds nothing but trouble.
Three mics, three jobs. A dynamic bites, a ribbon smooths, a condenser details. Here is what each one does to a guitar cab, which amp it saves, and how to choose without buying all three.