Botafogo
Costa, 34, was a free agent after leaving Premier League side Wolverhampton Wanderers in June and will sign a four-month deal with Botafogo, who are dominating the Brazilian league with 14 wins in 18 games, building a 12-point lead atop.
Botafogo are yet to issue a statement and the police have not reported any arrests.
Palmeiras will sell their biggest signing, Felipe Melo, after he had a fight last week with his coach, Alexi Stival, known as CuCa.
Felipe Melo is known for his fighting spirit, as he had a lot of fights and caused many problems during his football career.
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