Monster Allergy

Sinistro's Circus (2x12)

Air date: Jul 11, 2009

When Elena encounters a bobaks that escapes from being kidnapped and learns that some of monsters in Bibbur-Si are starting to go missing, Zick and Elena investigate. They found a circus caravan and finding out that Hector Sinistro was kidnapping the monsters and making them perform for his circus. Along with Bombo, they make a plan to stop Sinistro and to free the monsters.