The "New Bloom" event has started in Dota 2

Today Valve released the New Bloom 2020 event in Dota 2 to celebrate Chinese New Year. You can get various rewards, including the rarest thematic Nian Courier. The Battle Pass is also available to all comers. For reaching rank 20, you'll get one Treasure of Unbound Majesty. It is also available for purchase on Steam for $2.49.

By opening a new treasure, you can get sets for the following heroes:

• Drow Ranger, 
• Visage, 
• Undying, 
• Storm Spirit, 
• Dazzle, 
• Kunkka, 
• Arc Warden,
• Dark Willow, 
• Rubick.

Also:

• rare Puck set,
• very rare Legion Commander set,
• extremely rare Templar Assassin set.