In the first episode of “Embedded” for UFC 212, which takes place Saturday night in Rio de Janeiro, Brazil, strawweight contender Karolina Kowalkiewicz promises “something special” for opponent Claudia Gadelha and displays her wanderlust, Gadelha finishes up training in Albuquerque, UFC featherweight champ Jose Aldo goes through some brutal interval training and interim 145-pound titlist Max Holloway goes on a hunt for distilled water.