[5] At the end of September, they began representing the Czech Republic on the ISU Junior Grand Prix (JGP) circuit.

The two made their senior international debut in September 2007 at the Nebelhorn Trophy before winning the silver medal at the 2007 JGP in Sheffield, England.

Myslivečková/Novák made their senior Grand Prix debut the following season, finishing 7th at the 2009 Cup of Russia and 9th at the 2009 NHK Trophy.

During the 2010–11 season, they won silver at the Ondrej Nepela Memorial, finished 6th at the NHK Trophy and 5th at the Cup of Russia.

Ranked 21st in the short dance, they just missed qualifying for the final segment at the 2013 World Championships in London, Ontario, Canada.

[11] Myslivečková/Csölley won gold at the Volvo Open Cup in November 2016 and placed 16th at the 2017 European Championships in Ostrava, Czech Republic.

In mid-March 2017, they decided to withdraw from the World Championships in Helsinki due to Myslivečková's shoulder injury, requiring an operation.

[15] In late September, the duo competed at the 2017 CS Nebelhorn Trophy, the final qualifying opportunity for the 2018 Winter Olympics.