Under the Volcano!

S1 E12: Owen, Claire, Allison and the raptors race through the tunnels beneath Mt. Sibo to rescue Hudson from Danny and Sinjin, finding their friend and the villains just as they locate Cap'n No-Beard's treasure! But a third party gets involved when they cross paths with a mighty ALLOSAURUS! Danny, wearing a powerful DINO-MECH suit, faces down the predator... with Owen and his friends trapped in the middle! Meanwhile, Simon and Dr. Wu are left to deal with the second part of Danny's plan - the mass breakout of all of Jurassic World's dinosaurs!