Many players desire to play private matches in Free Fire alongside their friends. To do that, they require a room card. Generally, it can be purchased by players from the in-game store for a price of 100 diamonds.
Not every player can shell out diamonds to acquire room cards in Free Fire and seek alternative methods that they can use to get them for free.
A guide on receiving free room cards in Free Fire
As seen in the given picture, a free room card can be attained by the users via the guild tournament section.