
Um Sang-hyun
Volt (voice)
Total episodes: 255
Volt (voice)
Total episodes: 255
Sammy (voice)
Total episodes: 255
Max (voice)
Total episodes: 255
Lucy (voice)
Total episodes: 255
Chen (voice)
Total episodes: 255
Total episodes: 212
Release Date
September 3, 2014Last air Date
May 6, 2025Status
Returning SeriesOriginal Language
KoreanNetworks
Available On
Aired on: 2025 | 17 Episodes