Who is Ekko in Arcane?

The boy savior · The Undercity

Ekko (The boy savior) is a character in Arcane, part of The Undercity. Ekko is the little gearhead of Vander's extended family, a kid genius who idolises Vi's crew and absorbs everything Benzo teaches him in the shop. He's the youngest witness to the undercity's unraveling — old enough to understand what's being lost, too young to stop any of it.

When does Ekko first appear?

Ekko first appears in Season 1, Episode 1 (“Welcome to the Playground”) of Arcane (2021–2024, Netflix).

Who is Ekko connected to?

Relationships already established when Ekko first appears — nothing from later episodes.

• Vi — Little Man and the old crew

Which group does Ekko belong to?

By the time Ekko appears, The Undercity also includes Vi, Powder, Vander.

Who else is introduced in this episode?

• Vi — The undercity's fist
• Powder — The little sister with the big bombs
• Vander — The hound of the underground, retired
• Silco — The eye of Zaun
• Sevika — The right hand with the Shimmer arm

Watching right now? Open Ekko in the interactive map, set the episode you've reached, and see every relationship and bio update you already know — spoiler-free.