Watch full Hero: 108 Season 1 Episode 15 full HD online. Cartoon video Hero: 108 Episode 15 online for free in HD. Elephant Castle II. Elephant King, while taking a walk to find some creativity to make his job better, believes the Zebra Brothers’ lie about Big Green and has the humans create tanks for the Elephants. Commander ApeTrully ends up captured trying to get Elephant King back. With Lin Chung having a cold from too much cold air, the rest of First Squad has to rescue Commander ApeTrully without him. Ultimately, the Elephant King gets muddy, Mystique Sonia cleans him and then reveals the Zebra Brothers, who Elephant King throws into the mud.