this skill should work like the same mechanic than the kerubs with stun, that they has a 33% chance that all other sprigg around 15m attack you as well if the knockback hits you.
see also:
https://aion-nostalgia.com/forum/topic?id=354
see also:
https://aion-nostalgia.com/forum/topic?id=354
Роксаночка
