Nikki proves she's a star to Damaris, and Tom takes a second shot at Aarti.

Jonathan and Kevin fry it up, while Tracey faces Crista for wine country.

Aaron and Ilan duel with tapas, while Davonte and Randy revisit a loss.

Chad and Viet fight with fried chicken, and Chris faces Travis for a title.

David and Derrick battle with burgers, and Johnny and Bryan settle a rift.

Gabriella faces Mauro with modern Italian, and Eric gets tough with Rocco.

Darnell "SuperChef" Ferguson welcomes four chefs to settle some turf wars with $10,000 and their personal knives on the line. In the first battle, Northern California caterer Lamont Perriman calls out rival caterer Terry Braggs for creeping in on his territory, wooing clients with his personality rather than talent and hard work. In the second battle, Top Chef alum Lee Anne Wong challenges James Beard nominee Sheldon Simeon to redeem herself after he judged her off Alex vs. America for her Hawaiian dish. She wants to prove to Sheldon, as well as judges Chris Cosentino and Antonia Lofaso, that she belongs on the list of Hawaii's best chefs.

Marcel calls out Shirley's comments, and Adam seeks revenge against Declan.

Darnell "SuperChef" Ferguson welcomes two pairings of superstar mentors and their mentees to his arena to settle their grudges in front of judges Joe Sasto and Aarti Sequeira with $10,000 and their personal chef knives on the line. In the first match, Hawaiian transplant Chef Shaymus Alwin calls out Hawaiian native Chef Colin Hazama to prove he is the master of Hawaiian cuisine. Then, Top Chef alum Chef Joe Flamm calls out his former boss, Iron Chef Stephanie Izard, in a deep dish battle for Chicago turf.

Christian takes on Maneet, while Justin and Simon see who's the best chef.

Darnell "SuperChef" Ferguson welcomes four friends with grudges to battle it out and impress judges Brian Malarkey and Lee Anne Wong for $10,000, their favorite chef knives and bragging rights for life. Chef Matt Jordan, an executive chef for a global food company, still carries a chip on his shoulder because Chef Gio Osso wouldn't promote him to Chef de Cuisine at his award-winning restaurant seven years ago. Then, celebrity Chef Joe Sasto resents his best friend Iron Chef Justin Sutherland's habit of failing to prep their events and arriving only when it's time for the accolades.

Chris seeks vengeance against Wes, and Robyn wants some respect from Zack.

In the first match, the acclaimed Chef Matt Klum calls out his former boss and restauranteur, Chef Dana Downs, to prove she made a huge mistake letting him go 10 years prior. In the second match, the renowned Chef Danny Wilson challenges Food Network Star runner-up and Beat Bobby Flay winner Jay Ducote in a head-to-head battle to prove, once and for all, who is the real deal when it comes to Southern cuisine. In the end, judges Catherin McCord and Justin Sutherland choose who will leave the arena with a $10,000 cash prize, a special knife from the losing chef and, most importantly, bragging rights for life!

Antonia and Jet have a rematch, while Carlos aims to surpass mentor Brian.

Darnell "SuperChef" Ferguson invites four Guys Grocery Games OG's to put their knives on the line as judges Aarti Sequeira and Brooke Williamson settle the chefs' festering grudges. In the first battle, celebrity host Catherine McCord calls out fellow GGG judge and food critic Troy Johnson for steamrolling the judging panel. In the second battle, legendary chef Antonia Lofaso can't wait to show her fellow GGG champion, chef Brian Malarkey, that his victory over her in a past competition was a fluke and that she's the real winner, then and now.

Drew and Claudia duke it out, while Shota and Stephanie hold a rematch.

Darnell "SuperChef" Ferguson prepares the arena as long-time rivals compete in two epic all-star battles for the favor of judges Eric Adjepong and Stephanie Izard. In the first match, Chef Nate Appleman takes on Chef Amanda Freitag to show the world that he's ready to join the elite corps of chefs who compete on Tournament of Champions. In the second match, there's old beef to settle when Chef Jonathon Sawyer challenges Chef Chris Cosentino for the title of America's Meat Master.