Kampl proved to be the hero with a scruffy second - half winner but it was a strike that could ignite Leverkusen 's season .
A scruffy second - half winner is the kind of goal that suited a shoddy game .
Kampl proved to be the hero with a scruffy second - half winner , the kind of goal that suited a shoddy game , but it was a strike that could ignite Leverkusen 's season .