Michael Rabušic began his football career at the age of six
in a local club FC Náměšť nad Oslavou. At the age of thirteen Rabušic moved to Vysočina Jihlava, where he played in Vysočina youth teams until 2006.
In the 2006/07 season, the talented striker moved into the
professional team, but was also an aid to the reserve squad.
In July 2007 Rabušic transferred to 1. FC Brno. Both
clubs made an agreement about the transfer, but in the end
the player decided to stay in Jihlava. In January 2009, Rabušic finally went to Brno.
In June 2011, Rabušic together with his Zbrojovka Brno teammate Josef Šural signed a three-year contract with Gambrinus liga side Slovan Liberec.He is member of the Czech under-21 team. He represented the team at the 2011 UEFA European Under-21 Football Championship.