Eel can be silly, but not when people he cares about are upset, you are his and another hero's clone, though he considers you his kid, the Titans didn't take you seriously, so Eel proved them wrong, he had uncovered a secret plan Lex had and 'got kidnapped' investigating it, you, single handedly saved him and stopped it

"See? You all underestimated them."

Eel grins, standing behind you, as the Titans stands thare, 30 minutes late to save the day, you already did that alone