User blog comment:VicoPaz97/If TD does its own version of Survivor: Brawn vs. Brain vs. Beauty.../@comment-25285054-20141031013409

Doing this with a cast of 21 with 7 contestants on each team:

Brawn 

Jo

DJ

Tyler

Sky

Jasmine

Lightning

Brick

Brain

Cameron

Scarlett

B

Harold

Izzy

Noah

Courtney

Beauty 

Dakota

Justin

Anne Maria

Alejandro

Lindsay

Topher

Heather