<Li> Muzzle (voiced by Brent Miller), the right - hand man to Daddy No Legs . He speaks in a language only the Dragon Hunters can understand . </Li> <Li> Jet Jack (voiced by Rhona Rees) </Li> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> Pilot </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> January 14, 2011 (2011 - 01 - 14) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> December 2, 2011 (2011 - 12 - 02) </Td> <Td> March 30, 2012 (2012 - 03 - 30) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> June 30, 2012 (2012 - 06 - 30) </Td> <Td> December 30, 2012 (2012 - 12 - 30) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 8 </Td> <Td_colspan="1"> December 30, 2013 (2013 - 12 - 30) </Td> <Td> September 26, 2014 (2014 - 09 - 26) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> February 23, 2015 (2015 - 02 - 23) </Td> <Td> April 3, 2015 (2015 - 04 - 03) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 5 </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> June 29, 2015 (2015 - 06 - 29) </Td> <Td> July 10, 2015 (2015 - 07 - 10) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 6 </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> March 24, 2016 (2016 - 03 - 24) </Td> <Td> July 15, 2016 (2016 - 07 - 15) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="3"> Special </Td> <Td_colspan="2"> October 29, 2016 (2016 - 10 - 29) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 7 </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> May 5, 2017 (2017 - 05 - 05) </Td> <Td> May 20, 2017 (2017 - 05 - 20) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 8 </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> April 14, 2018 (2018 - 04 - 14) </Td> <Td> May 25, 2018 (2018 - 05 - 25) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 9 </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> August 11, 2018 (2018 - 08 - 11) </Td> <Td> August 25, 2018 (2018 - 08 - 25) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> </Tr>

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