Yes. Two other candidates were illegally prevented from participating. And there were more fake news campaigns in brazil, where whatsapp is the de facto communication medium, than USA during the election.
"Lula’s criminal conviction on corruption charges last year came under highly suspicious circumstances. All year long, polls showed him as the clear front-runner for the 2018 presidential race [...] Ever since, Lula has been held in a makeshift prison cell inside a Federal Police building in Curitiba [...] An electoral court then barred Lula’s candidacy for president. Barring Lula from running as a candidate paved the way for the election of the far-right extremist Jair Bolsonaro"
https://theintercept.com/2019/05/22/lula-brazil-ex-president...
"Lula’s criminal conviction on corruption charges last year came under highly suspicious circumstances. All year long, polls showed him as the clear front-runner for the 2018 presidential race [...] Ever since, Lula has been held in a makeshift prison cell inside a Federal Police building in Curitiba [...] An electoral court then barred Lula’s candidacy for president. Barring Lula from running as a candidate paved the way for the election of the far-right extremist Jair Bolsonaro" https://theintercept.com/2019/05/22/lula-brazil-ex-president...