Known filenames:
Pixelmon-1.7.2-3.1.1-universal.jar
Pixelmon-1.7.2-3.1-universal.jar
Pixelmon-1.7.2-3.1.1-universal (1).jar
Pixelmon-1.7.2-3.1.1-universal.jar.zip
Pixelmon-1.7.2-3.1.2-universal.jar
Pixelmon3.1.1.jar
Pixelmon-1.7.2-3.1.4-universal.jar
Pixelmon.jar
Pixelmon-1.7.10-3.2.2-universal.jar