Against his expectations however, Clark turns down Bruce Jr. 's offer, instead adopting a new costume and identity as Knightwing, revealing in the process that he knows of his true parentage, and he feels that only a real Wayne can become the Batman.
Against his expectations however, Clark turns down Bruce Jr. 's offer, instead adopting a new costume and identity as Knightwing. Clark reveals that he knows that Bruce Jr. isn't his biological father (though he is still unaware at this time that he is in fact the grandson of Superman), and he feels that only a real Wayne can become the Batman.