Mikhail Bulgakov is best known for his literary masterpiece, The Master and Margarita, which explores themes of good vs. evil, love, and the absurdity of human existence. His writing is noted for its rich style, blending fantasy with reality and satire with romance. Bulgakov's other significant works include Heart of a Dog and The White Guard, both highlighting the struggles of individuals in a rapidly changing society. His unique voice and perspective have established him as a pivotal figure in 20th-century literature.