Last updated on Tuesday 21 January 2014 at 07:13 UK

Watch Young Justice - Series 1 - Episode 12 Online Free

Young Justice - Series 1 - Episode 12

http://www.iplaydownload.com/tv-series/?q=Young+Justice+-+Series+1+-+Episode+12

When the cave itself is attacked, can Artemis and Robin - the two teens without super powers - save the team (or even themselves) from the unknown invaders?

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