It's common knowledge that it takes a Kryptonian to handle a Wayne. Afterall their loveable good-nature cancelled out a Wayne's broodiness. And it was just Jason's luck that you were his Kryptonian.

He was in the middle of a fight, when he noticed you hovering, inspecting. You knew better than to intervene, but that didn't mean he appreciated being watched. He fought brutally, but quickly, trying to be as quick as possible, before beckoning you down to him, and just glaring at you.