Gotham's Ecco Was Largely Inspired by Harley Quinn in 'Batman: The Animated Series'
Jeremiah & Ecco | Him & I | Gotham - YouTube
Ecco Confronts Selina | Season 5 Ep. 3 | GOTHAM | Before she can see Jeremiah, Selina needs to get through Ecco... 📺: fox.tv/WatchGotham | By Gotham | Facebook
Ecco Goes Full Harley Quinn In New Gotham Finale BTS Photos - We Got This Covered
Ecco | Wreak Havoc | Gotham - YouTube
Gotham S5EP12 - Ecco's Death Scene & Jeremiah kidnaps Barbara - YouTube
Gotham's Take on Harley Quinn Debuts With an Origin Story Twist
Ecco's FULL Harley Quinn Look Revealed for Gotham Season 5! - YouTube