Inter's president at the time, Fernando Carvalho, suggested the change to only Sobis, his maternal surname of Ukrainian origins, because it could be more attractive for the European leagues, where the boy could get dual citizenship.

In the following year, he was one of the main players in the Internacional squad that finished the Brazilian League in second place, and was selected by the CBF to play in the all star team at the end of the season.

He eventually recovered his place in the first team and helped Internacional secure the Copa Libertadores title; scoring twice in the first-leg of the final match against São Paulo.

[2] He was officially unveiled to the press on 8 September and made his Real Betis and La Liga debut against Athletic Bilbao two days later at the Manuel Ruiz de Lopera stadium, a game his team won 3–0.

Sóbis' major contribution to the 2006–07 season was his late equaliser against Barcelona at the Camp Nou, assisted by fellow Brazilian Marcos Assunção.

Despite scepticism from fans and press because of his injury history, Sóbis went on to play an important role at the team's title run and ultimate 3rd-place finish in 2011 Série A, scoring 10 goals in 26 games.

After one year playing on loan from Al-Jazira, Fluminense bought Sóbis' economic rights for R$8.75 million in July 2012, with him signing a three-year contract.

Cruzeiro's supporters embraced the player's grit and determination, specially during important matches and derbies, during which Rafael Sóbis shown to rise to the occasion.

[13] He reportedly returned to help the Minas Gerais team to overcome their financial difficulties and relegation to Série B. Sobis then retired at the end of his contract, being a fan favourite throughout his two spells at the club.

[16] A dynamic forward, Sóbis often plays a creative role due his intelligence on the pitch, mobility, vision and passing, features that make him effective at creating chances to provide assists for teammates.