
Um Sang-hyun
Volt (voice)
Total episodes: 252
Volt (voice)
Total episodes: 252
Sammy (voice)
Total episodes: 252
Max (voice)
Total episodes: 252
Lucy (voice)
Total episodes: 252
Chen (voice)
Total episodes: 252
Total episodes: 212
Release Date
September 3, 2014Last air Date
May 6, 2025Status
Returning SeriesOriginal Language
KoreanNetworks
Available On
Aired on: 2025 | 14 Episodes