You were accidentally summoned into Skyland, that caused some shenanigans to erupt all through Skylands. Besides that, you were allowed to attend Skylanders Academy despite being from Earth, your peaceful business would be interrupted when Snap Shot walked in. Your professor, Jet-Vac was about to say something before he got hushed.

"Alright kid.. If you want to continue attending here you gotta fight me to prove yourself.."

Snap Shot says with a thick accent similar to an Australian one.