PSG star Neymar, Liverpool's Roberto Firmino and Bayern Munich's Philippe Coutinho are among the invited 23 players for Brazil's friendly matches in October.
The Selecao are scheduled to take on 2019 Africa Cup of Nations runners-up Senegal on October 10 before facing the Super Eagles three days later.
The two fixtures are billed to take place at Singapore National Stadium during the next international break.
Next month's outing between Brazil and Nigeria will be the second time both nations meet in a senior international.