The thread formatting is pretty much good to read. But the OP could contain a link for redirecting to the wagering contest webpage. There have been numerous dice websites which hold wagering contest ranging from daily to monthly. But, there are certain criteria for them to be selected since majority of the gambling websites ends up being scam/shady like duckdice. Though I have personally played in duckdice, they seem to be very much shady with their practices and the withdrawal limits which has been placed upon the gamblers.
Well, it's not technically the contest i looking for. I mean if I wager large amounts of bitcoin at any other site there's a guarantee that I will receive a large prize. On freebitco its raffle, I can lose to a single person that only has 1 golden ticket right.
Apart from the lambo prize which is being conducted recently, they do hold a wagering and referral contest which can be won upon by wagering large amounts of bitcoin. They have a contest with a prize amount of $21,600 which will be shared upon top 10 wagered contestants. The prizes would be distributed monthly and the wagering is being calculated from the start to end of the month. The highest wagering profile would win $10,000 and second would be winning $5,000 and so on till 10 profiles. Here is the details on monthly contest :
https://freebitco.in/site/monthly-contest/Crypto-games.net - Have a good reputation among the crypto gamblers and they do have a wagering contest monthly. Here is the link for wagering contest leaderboards :
https://www.crypto-games.net/contests