However , when the Selection Ceremony to choose Serpentina was underway , he was forced to retreat and return to the lair .
He battled Nick and Vida and squirted them with a special slime by squeezing one of his warts , making them unable to morph .
When the Selection Ceremony to choose Serpentina was underway , he was forced to retreat and return to the lair .
He battled Nick and Vida and squirted them with a special slime by squeezing one of his warts , making them unable to morph .