In the upcoming WCG 2019, they made a 3 mini-game but i will only post 1 today.

Win a premium Samsung units by Guessing who will be the winner.
Guess The Winner's Headline:
"Guess The Winner of WCG 2019! Compete with your friends and win Amazing Samsung Galaxy prizes by guessing the winner of the game"

So guys here's other info, In WCG's Dota 2 there are 8 teams Qualified in Grand Finals, Mentioned ahead are the grand finalist >> Thunder Predator , Black Sheep , Team Unicorn , Cignal Ultra , Hippomaniacs , Team Germany , CDEC and Newbee. But due to head to head rules it is much more difficult to predict who will advance or get each medals.

Got it here > http://www.wcg.com/BeThePlayer/index?lang=en