Darrell Caldwell, known professionally as Drakeo the Ruler, is an American rapper and songwriter based in Los Angeles, California. He is known for his unique flow as well as his "oddly expressive, poetic word-choices", leading the Los Angeles Times to call him "the most original West Coast stylist in decades." After recording a handful of mixtapes with much more of a trap influence than the West Coast hip hop he became known for, he was discovered by DJ Mustard, who remixed his song Mr.