Story : Dave might have won the last round, but Bob wants revenge. Bad. Worse yet, he's planned for it. Big time! With the element of surprise on his side, will The Wrath of Bob finally spell the end of Dave and crew? The most action-packed, edge-of-your-seat transmission in Portal history! Also in this episode: Life as a Dragon in the world of Horizons. And the triumphant return of S.M.U.T.L.U.V. (Strong Men Unafraid to Like Unicorns Visibly).