Mario Antron Smith (b. October 15, 1985), better known as Cartier God (also stylized as Cartier'God), is a rapper and producer from Athens, Georgia.

Cartier God is notable for his usage of what he calls “Water Lingo” in his music, including the terms “Wave,” “Drip,” and “Splash,” as well as his stylization of the word “See” as “Sea.”

Cartier is well-known in the underground for his prolific musical output, releasing several projects each year, collaborating with numerous artists, and doing countless physical releases of his music.

He is a founding member of the Ocean Gang collective, one half of the producer duo Futuristic'Ideaz, and a former member of Reptillian Club Boyz.