If you speak about Rollbit promotions then you should probably check for the Twitter updates and you will find out that they are official sponsor of @rektradio podcast and they were also offering NFT to one lucky listener worth million dollar so what big promotion we are looking for? They are efficient in this way and you will find out once you check for it.
Probably they are looking for something that promotes a specific sports especially now with the world cup.
There's no doubt about promotions with Rollbit, they have already done many unbelievable promotions and yes they are very active in Twitter where they can find the real supporter of this site. Rollbit knows how to maximize their promotions, offering such high rewards can attract more gamblers.
They also offering some specific match promotion also if you are active on twitter and be part of it timely.With the world cup now they will also be jumping in football promotion events for the fan on Rollbit so just wait for it and you might get a chance to win some exciting rewards as well.So will see if you can catch up with it.