Dark Opera (DJ Ba-Back & Greg Kalas)
Euphoria (DJ Ba-Back & Greg Kalas)
Hardstyle Native (DJ Ba-Back & Greg Kalas)
No Alternative (DJ Ba-Back & Greg Kalas)
Pump Up the Bass (DJ Ba-Back & Greg Kalas)
Rock That Beat (DJ Ba-Back & Greg Kalas)
The Hard Bass (DJ Ba-Back & Greg Kalas)
The Man from Planet X (DJ Ba-Back & Greg Kalas)
Dark Opera (DJ Ba-Back vs. Greg Kalas)
Euphoria (DJ Ba-Back vs. Greg Kalas)
F- the Poing (DJ Ba-Back vs. Greg Kalas)
Hardstyle Nation (DJ Ba-Back vs. Greg Kalas)
Hardstyle Native (DJ Ba-Back vs. Greg Kalas)
Make Some Noise (DJ Ba-Back vs. Greg Kalas)
No Alternative (DJ Ba-Back vs. Greg Kalas)
Pump Up the Bass (DJ Ba-Back vs. Greg Kalas)
Pump Up the Volume (DJ Ba-Back vs. Greg Kalas)
Rock That Beat (DJ Ba-Back vs. Greg Kalas)
The Hard Bass (DJ Ba-Back vs. Greg Kalas)
The Man From the Planet X (DJ Ba-Back vs. Greg Kalas)
The Man from the Planet X (DJ Ba-Back vs. Greg Kalas)
No Alternative (Greg Kalas vs. DJ Ba-Back)
Air Distortion (Irridium feat. Greg Kalas)
Believe in Me (Irridium feat. Greg Kalas)