This time Clash Royale made the event Lunar New Years Challange with the main prize of Legendary Chest for the winner and many other prizes, this event has 3 stages:
Stage 1
Fight and collect the crown, collect 4 crowns claim 250 coins, collect 7 crowns claim 500 coins, and collect 10 crowns claim 1000 coins. It does not matter if in a losing battle, we just need a crown to continue the next stage.
Stage 2
Fight with double elixir and winning the battle, win 2 times claim 1000 coin, win 4 times claim 2018 coin, win 6 times to continue the final stage and claim x3 epic card, if 3 times Losses you're out.
Stage 3
Final stage, fight with mode elixir generation increases throughout the battle, win 3 times claim 3000 coin, win 6 times claim magical chest, win 9 times get legendary chest, if 3 Losses you're out.