This is a casual part of the challenge, losses don't count, feel free to play any deck you like. If you need inspiration, here are some decks that work:

Arena 3: Giant beatdown

Arena 3: Battle Ram Tombstone

More decks to come as the challenge meta changes, check back later!

Here are other decks for this arena:

Arena 1: Giant beatdown

Arena 2 – Giant beatdown

Arena 2 – Giant beatdown

Arena 1: Giant Goblin Cage