Below you can find logos, similar to the SZ Extra.

1 Extra 1 Extra vector
CD EXTRA CD EXTRA  vector
HR Szelejewo HR Szelejewo vector
Extra-N 248 Extra-N 248 vector
CSZ CSZ vector
GKS Szombierki Bytom GKS Szombierki Bytom vector
E T The Extra-Terrestrial E T  The Extra-Terrestrial vector
TENNENT S EXTRA TENNENT S EXTRA  vector
Max Szalony 283 Max Szalony 283 vector
Classified Extra Classified Extra vector
Slovenske Telekomunikacie Extraliga Slovenske Telekomunikacie Extraliga vector
WSZ WSZ vector
KS Blekitni Stargard Szczecinski KS Blekitni Stargard Szczecinski vector
KSZO Ostrowiec KSZO Ostrowiec vector
Mariola I Janusz Szalczewscy Mariola I Janusz Szalczewscy vector