Almost every year, Valve releases an event celebrating the winter and the holidays in Dota 2. This year, the Frosthaven 2018 event started on December 19th. The event started alongside the release of Rubick Arcana. It is one of the best Arcanas in the game and has an excellent progression system. There is also a new game mode, which will see a group of five players defend the ancient from incoming creeps. The FrostHaven update was scheduled to end on January 3rd. However,