[4] Like in the previous season, the intro for the matches is "The Hanging Tree" from James Newton Howard featuring Jennifer Lawrence.
On Days 1-3, Big Brother would provide dried food as initial housemates' basic rations.
Special guests joined the presenter duo to analyze the situation of the show and it also features exclusive live broadcasts from the house.
[6] The web show Das jüngste Gerücht (The youngest rumor) was published on Facebook and IGTV from 22 July 2021.
In the five- to seven-minute episodes, Jochen Bendel and Melissa Khalaj commented on and discussed all speculation as to who might be entering the house.
Following the press conference, Daniela Büchner, Danny Liedtke and Marie Lang were announced as further housemates.
The Duel Arena is mainly served to determine the areas of where each housemate would be as well as other decisions from supermarket budget to nominations.
In rare occasions, housemates have an opportunity to earn luxuries and reward, if they win the duel, other than area exchange or nominations.
The Penny market, which is part of a Product placement, once again serves as a supermarket where the housemates of the poor area can shop on a budget.