In the years 1912-1924 Xul Solar traveled throughout Europe and learned to know artists who embraced the avant-garde movement in Europe. From them he learned various art movements such as Cubism, Futurism, Expressionism and Surrealism know. The different aspects of this art movements exerted a strong influence on the young artist. However, the most important person was Paul Klee. In addition to the preference of colors was enough space in his paintings in which he used the sun, castles, roads and mountains, snakes, mazes and characters for symbols.
After his return to Buenos Aires in 1924, Xul Solar opened his first solo exhibition. The magazine Que described him then as the precursor to the implementation of visual artistic principles of surrealism in Argentina. Among other things, he invented the game El Panjuego, a kind of chess game in three dimensions, wherein in each train, a letter, a note and a color emerged. In this way arose during the game, a poem, a piece of music and a painting.
Xul Solar was a central figure of the Argentine Surrealism and also a scholar with encyclopedic knowledge. He was interested in religion, philosophy, and for the Kabbalah, and astrology. He mastered six living languages as well as Latin, Ancient Greek and Sanskrit. In his drawings, watercolors and mostly small paintings geometric human figures and esoteric and archaic characters dominate.
In Buenos Aires, there is a Museo Xul Solar, are exhibited in the rooms of which numerous works and the artist's writings.