Two Iron Chefs are teamed up with special guests in this All-Star Kitchen Stadium battle. Marcela Valladolid, who appears on Food Network's 'Mexican Made Easy' is paired with Iron Chef Bobby Flay; and Andrew Zimmern, of Travel Channel's 'Bizarre Foods,' joins Iron Chef Masuhara Morimoto. Judges are Penn Jillette, Donatella Arpaia Stewart and Simon Majumdar.

Iron Chef Geoffrey Zakarian faces off against challenger Michael Ferraro, executive chef at Delicatessen and Macbar in New York City. Judges are David Rosengarten, Ching-He Huang and Phil Rosenthal.

Theme: Blue foot chicken

Iron Chef Marc Forgione battles young New York-based chef Nick Curtin in Kitchen Stadium.

Theme : Potato The Chairman introduces a NEW Iron Chef into the mix, pitting new Iron Chef, Cat Cora against reknowned chef, Alex Lee. See who's cuisine reigns supreme.

Theme: Sugar

Theme : Mushroom The first all women team challenge Iron Chef Batali in a courageous battle to the finish. See who's cuisine reigns supreme!

Theme : Duck Iron Chef Bobby Flay takes on Challenger Ming Tsai in a battle to remember! See these two great culinary stars go head to head!

Theme : Duck Iron Chef Bobby Flay takes on Challenger Ming Tsai in a battle to remember! See these two great culinary stars go head to head!

Theme : Crab Iron Chef Morimoto takes on Vancouver’s favorite, Challenger Rob Feenie in this international battle! See who’s cuisine reigns supreme!

Theme : Mushroom The first all women team challenge Iron Chef Batali in a courageous battle to the finish. See who's cuisine reigns supreme!

Team USA (Iron Chefs Bobby Flay, Marc Forgione and Alex Guarnaschelli) battles Team Australia (Chefs Adrian Richardson, Darren Robertson and Tobie Puttock) in a Grill Masters competition. The judges are Donatella Arpaia, Ryan Kwanten and Elizabeth Karmel.

Theme : Potato The Chairman introduces a NEW Iron Chef into the mix, pitting new Iron Chef, Cat Cora against reknowned chef, Alex Lee. See who's cuisine reigns supreme.

Theme : Cheese Iron Chef Batali takes on Challenger Scott Campbell. It’s a gooey battle to the extreme. See who’s cuisine reigns supreme!

Theme: Arctic char

Iron Chef Geoffrey Zakarian faces off against challenger Eduard Frauneder, executive chef at Edi & The Wolf in New York. Judges are Jeffrey Steingarten, Cady Huffman, and John Curtas.

In this first round of the Iron Chef America Tournament of Champions, Iron Chefs Jose Garces and Marc Forgione face off in Kitchen Stadium. The winner of this battle will meet Iron Chef Masaharu Morimoto in Round Two. Adam Fleischman, Donatella Arpaia and Simon Majumdar are the judges.

Iron Chef Jose Garces faces off against challenger Jamie Bissonnette. Chef Bissonnette; Judy Joo, John T. Edge and Karine Bakhoum are the judges.

Theme : Scallops In this battle to the finish, Iron Chef Morimoto takes on Challenger Roberto Donna. See whose cuisine reigns supreme.

Theme: Carrots

Iron Chef Bobby Flay faces off against challenger Joe Isadori. Chef Isadori is the executive chef at Southfork Kitchen in Bridgehampton, New York. Judges are Joshua Applestone, Georgia Pellegrini and Glen Davis.

Iron Chef Geoffrey Zakarian faces off against Challenger Jonathon Sawyer. Chef Sawyer, who previously appeared as Iron Chef Michael Symon's sous chef on 'Iron Chef America,' is owner of The Greenhouse Tavern, in Cleveland, Ohio. Judges are Sophie Michell, David Rocco and Cady Huffman.

Iron Chef Geoffrey Zakarian faces off against chef Jesse Schenker, chef and owner of Recette in New York. Judges are Julie White, Art Smith and Anya Fernald.

Iron Chef Masaharu Morimoto faces off against Challenger Homaro Cantu. When Chef Cantu and Iron Chef Morimoto last met in Kitchen Stadium, Chef Cantu won by a single point, and there's a grudge to settle. Judges are Donatella Arpaia, David Rocco, Kaley Cuoco.

Iron Chef Bobby Flay faces off against Challenger Micah Wexler. Chef Wexler is a James Beard award semi-finalist for Rising Star Chef of the Year 2012. Judges are Anthony Anderson, Karine Bakhoum and Michael Ruhlman.