TV Ben 10: Alien Force - Season 3 Episode 16 : The Secret of Chromastone Ben 10: Alien Force - Season 3 Episode 16 : The Secret of Chromastone 8.308/10 by 1154 users While sick, Ben is visited by old friend Tetrax, who demands that Ben hand over Chromastone. Details Casts Posters Images Title Ben 10: Alien Force - Season 3 Episode 16 : The Secret of Chromastone Alternative Titles Ben 10 Força Alienígena, בן 10: כוח חייזרי, エイリアン・フォース, ベン10 エイリアン・フォース, Ben 10: Fuerza Alienígena, Ben 10：外星英雄, Ben 10: Hero Generation First Air Date 2008-04-18 Last Air Date 2010-03-26 Number of Episodes 46 Number of Seasons 3 Genres Animation, Sci-Fi & Fantasy, Action & Adventure, Networks Cartoon Network, Casts Yuri Lowenthal, Ashley Johnson, Greg Cipes Plot Keywords , Ben Tennyson (voice) Yuri Lowenthal Gwen Tennyson (voice) Ashley Johnson Kevin Levin (voice) Greg Cipes Episodes List Ben 10: Alien Force Season 3 :Episode 1 Vengeance of Vilgax (1) Vengeance of Vilgax (1) 2009-09-11 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 2 Vengeance of Vilgax (2) Vengeance of Vilgax (2) 2009-09-11 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 3 Inferno Inferno 2009-09-18 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 4 Fool's Gold Fool's Gold 2009-09-25 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 5 Simple Simple 2009-10-09 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 6 Vreedle, Vreedle Vreedle, Vreedle 2009-10-16 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 7 Single Handed Single Handed 2009-10-23 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 8 If All Else Fails If All Else Fails 2009-11-06 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 9 In Charm's Way In Charm's Way 2009-11-13 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 10 Ghost Town Ghost Town 2009-11-20 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 11 Trade-Off! Trade-Off! 2009-12-04 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 12 Busy Box Busy Box 2009-12-11 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 13 Con of Rath Con of Rath 2010-01-08 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 14 Primus Primus 2010-01-15 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 15 Time Heals Time Heals 2010-01-22 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 16 The Secret of Chromastone The Secret of Chromastone 2010-01-29 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 17 Above and Beyond Above and Beyond 2010-03-12 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 18 Vendetta Vendetta 2010-03-19 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 19 The Final Battle (1) The Final Battle (1) 2010-03-26 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him... Ben 10: Alien Force Season 3 :Episode 20 The Final Battle (2) The Final Battle (2) 2010-03-26 Five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him...