Oh, one more thing. Satire is a different thing than outright insult. Putting the insult in a cartoon makes no difference. The Guardian makes a good job mention

Oh, one more thing. Satire is a different thing than outright insult. Putting the insult in a cartoon makes no difference. The Guardian makes a good job mentioning the context, maybe because in the UK there're a libel laws. Also in the other article correctly mention that the "rapper" was accused of death threats and asking terrorists to attack people. The guy is at large, thanks to certain terrorists haven country that happens to host EU institutions.