Danny Ahn (Hangul: 데니안; born December 22, 1978) is a South Korean entertainer best known as the main rapper of the South Korean pop music group g.o.d. He is notable for his unique rapping. (Wikipedia)
Cast the X-Men with only actors of colour (no actors who have appeared in the MCU so no Idris Elba) and people from Spain don't count as people of colour as they're white.