Question: what is the best arena 12 deck?
Answer: Graveyard Deck. This deck has 3.9 average elixir cost. ...  X-Bow Deck. This deck has 2.9 average elixir cost. ...  Rocket with Goblin Barrel Deck. This deck has 3.1 average elixir cost. ...  Royal Giant Deck. This deck has 3.3 average elixir cost. ...  Miner with Lava Hound Deck. ...  Golem Deck. ...  Royal Hogs with Three Musketeers Deck. ...  Graveyard Deck.