Board Thread:Update Suggestions/@comment-28992768-20170201124258/@comment-25856498-20170414031716

Tournament of Champions - a Grand Grand Challenge (with an entry cost of 500 Gems but 10x the rewards of a Grand Challenge) but only players that have achieved 12 wins in a Grand Challenge and won a total of at least 5000 cards (from all challenges) can enter.

Special onetime rewards:

At 3 wins you win a Magical Chest for Arena 11 (regardless of the Arena you are in)

At 6 wins you win a Legendary Chest

At 9 wins you win a Super Magical Chest for Arena 11 (regardless of the Arena you are in)

At 12 wins you win 3 Legendary cards of your choice (repetition is allowed)