Cássio Alessandro de Souza
Cássio Alessandro de Souza, simply known as Cássio, is a Brazilian footballer who plays for Avaí as a central defender.Born in Porto Alegre, Rio Grande do Sul, Cássio was signed by RS Futebol in December 2004 along with his twin brother Rafael. They signed a 5-year contract. In March 2005 they were loaned to Juventude in 3-year contract. Cássio made his Brazilian Série A debut on 26 October 2006. In June 2007 he was loaned to Avaí in 2-year deal, which Rafael already arrived in March. After a season with Avaí at Série B, he was signed by Traffic Group as an investment and loaned back to Avaí in 2½ year deal. In 2008 the team finished as the third and promoted. Traffic Group then loaned him to Série A side Fluminense, another club partner, in 2-year deal. He only played 15 Série A games in 2 seasons. However, he also played in 2009 Copa Sudamericana final first leg.
In February 2011 he returned to Avaí in 2-year deal as his twin brother transferred to Europe. It was reported that Avaí held some rights and Traffic held 40% before the transaction.Honours
;Fluminense
- Campeonato Brasileiro Série A: 2010